21052057950

素因数分解:

$2^1\times 3^4\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:108

約数の個数: 1080

約数和(自身を含む): 82112150736

約数和(自身を除く): 61060092786

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 17, 18, 19, 21, 22, 25, 27, 30, 33, 34, 35, 38, 42, 45, 50, 51, 54, 55, 57, 63, 66, 70, 75, 77, 81, 85, 90, 95, 99, 102, 105, 110, 114, 119, 121, 126, 133, 135, 150, 153, 154, 162, 165, 170, 171, 175, 187, 189, 190, 198, 209, 210, 225, 231, 238, 242, 255, 266, 270, 275, 285, 297, 306, 315, 323, 330, 342, 350, 357, 361, 363, 374, 378, 385, 399, 405, 418, 425, 450, 459, 462, 475, 495, 510, 513, 525, 550, 561, 567, 570, 594, 595, 605, 627, 630, 646, 665, 675, 693, 714, 722, 726, 765, 770, 798, 810, 825, 847, 850, 855, 891, 918, 935, 945, 950, 969, 990, 1026, 1045, 1050, 1071, 1083, 1089, 1122, 1134, 1155, 1190, 1197, 1210, 1254, 1275, 1309, 1330, 1350, 1377, 1386, 1425, 1463, 1485, 1530, 1539, 1575, 1615, 1650, 1683, 1694, 1710, 1782, 1785, 1805, 1815, 1870, 1881, 1890, 1925, 1938, 1995, 2025, 2057, 2079, 2090, 2142, 2166, 2178, 2261, 2295, 2299, 2310, 2394, 2475, 2527, 2541, 2550, 2565, 2618, 2754, 2805, 2835, 2850, 2907, 2926, 2970, 2975, 3025, 3078, 3135, 3150, 3213, 3230, 3249, 3267, 3325, 3366, 3465, 3553, 3570, 3591, 3610, 3630, 3762, 3825, 3850, 3927, 3971, 3990, 4050, 4114, 4158, 4235, 4275, 4389, 4455, 4522, 4590, 4598, 4675, 4725, 4845, 4950, 5049, 5054, 5082, 5130, 5225, 5355, 5415, 5445, 5610, 5643, 5670, 5775, 5814, 5950, 5985, 6050, 6137, 6171, 6237, 6270, 6426, 6498, 6534, 6545, 6650, 6783, 6885, 6897, 6930, 7106, 7182, 7315, 7425, 7581, 7623, 7650, 7695, 7854, 7942, 8075, 8415, 8470, 8550, 8721, 8778, 8910, 8925, 9025, 9075, 9350, 9405, 9450, 9639, 9690, 9747, 9801, 9975, 10098, 10285, 10395, 10450, 10659, 10710, 10773, 10830, 10890, 11286, 11305, 11475, 11495, 11550, 11781, 11913, 11970, 12274, 12342, 12474, 12635, 12705, 12825, 13090, 13167, 13566, 13770, 13794, 14025, 14175, 14399, 14535, 14630, 14850, 15147, 15162, 15246, 15390, 15675, 16065, 16093, 16150, 16245, 16335, 16830, 16929, 17325, 17442, 17765, 17850, 17955, 18050, 18150, 18411, 18513, 18810, 19278, 19494, 19602, 19635, 19855, 19950, 20349, 20570, 20691, 20790, 21175, 21318, 21546, 21945, 22275, 22610, 22743, 22869, 22950, 22990, 23562, 23826, 24225, 24871, 25245, 25270, 25410, 25650, 26163, 26334, 26775, 27075, 27225, 27797, 28050, 28215, 28350, 28798, 29070, 29241, 29925, 30294, 30685, 30855, 31185, 31350, 31977, 32130, 32186, 32490, 32670, 32725, 33858, 33915, 34425, 34485, 34650, 35343, 35530, 35739, 35910, 36575, 36822, 37026, 37905, 38115, 38475, 39083, 39270, 39501, 39710, 40698, 41382, 42075, 42350, 42959, 43197, 43605, 43681, 43890, 44550, 45486, 45738, 47025, 48195, 48279, 48450, 48735, 49005, 49742, 50490, 51425, 51975, 52326, 53295, 53550, 53865, 54150, 54450, 55233, 55539, 55594, 56430, 56525, 57475, 58482, 58905, 59565, 59850, 61047, 61370, 61710, 62073, 62370, 63175, 63525, 63954, 65450, 65835, 67507, 67830, 68229, 68607, 68850, 68970, 70686, 71478, 71995, 72675, 73150, 74613, 75735, 75810, 76230, 76950, 78166, 79002, 80325, 80465, 81225, 81675, 83391, 84150, 84645, 85918, 86394, 87210, 87362, 88825, 89775, 92055, 92565, 94050, 95931, 96390, 96558, 97470, 98010, 98175, 99275, 101745, 102850, 103455, 103950, 106029, 106590, 107217, 107730, 109725, 110466, 111078, 113050, 113715, 114345, 114950, 117249, 117810, 118503, 119130, 122094, 124146, 124355, 126225, 126350, 127050, 128877, 129591, 130815, 131043, 131670, 135014, 136458, 137214, 138985, 141075, 143990, 144837, 145350, 146205, 149226, 151470, 153425, 154275, 155925, 159885, 160650, 160930, 162450, 163350, 165699, 166617, 166782, 169290, 169575, 172425, 176715, 177650, 178695, 179550, 183141, 184110, 185130, 186219, 189525, 190575, 191862, 195415, 196350, 197505, 198550, 202521, 203490, 204687, 206910, 212058, 214434, 214795, 215985, 218025, 218405, 219450, 223839, 227430, 228690, 234498, 237006, 240975, 241395, 243675, 245025, 248710, 250173, 252450, 257754, 259182, 261630, 262086, 266475, 269325, 273581, 276165, 277695, 277970, 282150, 287793, 289674, 292410, 294525, 297825, 305235, 305767, 306850, 308550, 310365, 311850, 319770, 321651, 329175, 331398, 333234, 337535, 339150, 341145, 343035, 344850, 351747, 353430, 357390, 359975, 366282, 372438, 373065, 378675, 379050, 381150, 386631, 388773, 390830, 393129, 395010, 402325, 405042, 409374, 416955, 423225, 429590, 431970, 434511, 436050, 436810, 447678, 460275, 462825, 472549, 479655, 481950, 482790, 487350, 490050, 497097, 500346, 508725, 517275, 530145, 532950, 536085, 538650, 547162, 552330, 555390, 568575, 571725, 575586, 586245, 589050, 592515, 595650, 607563, 610470, 611534, 620730, 621775, 643302, 644385, 647955, 654075, 655215, 658350, 671517, 675070, 682290, 686070, 694925, 703494, 719950, 724185, 731025, 742577, 746130, 750519, 757350, 773262, 777546, 786258, 799425, 804650, 820743, 828495, 833085, 833910, 846450, 869022, 883575, 893475, 915705, 917301, 920550, 925650, 931095, 945098, 959310, 977075, 987525, 994194, 1012605, 1017450, 1023435, 1034550, 1055241, 1060290, 1072170, 1073975, 1079925, 1092025, 1119195, 1137150, 1143450, 1159893, 1166319, 1172490, 1179387, 1185030, 1206975, 1215126, 1243550, 1250865, 1288770, 1295910, 1303533, 1308150, 1310430, 1343034, 1367905, 1380825, 1388475, 1389850, 1417647, 1438965, 1448370, 1462050, 1485154, 1501038, 1526175, 1528835, 1551825, 1598850, 1608255, 1641486, 1656990, 1666170, 1687675, 1705725, 1715175, 1758735, 1767150, 1786950, 1822689, 1831410, 1834602, 1862190, 1865325, 1933155, 1943865, 1954150, 1965645, 1975050, 2014551, 2025210, 2046870, 2084775, 2110482, 2147950, 2159850, 2172555, 2184050, 2227731, 2238390, 2251557, 2319786, 2332638, 2358774, 2362745, 2398275, 2413950, 2462229, 2485485, 2501730, 2607066, 2650725, 2680425, 2735810, 2751903, 2761650, 2776950, 2835294, 2877930, 2931225, 2962575, 3037815, 3052350, 3057670, 3103650, 3165723, 3216510, 3221925, 3239775, 3276075, 3357585, 3375350, 3411450, 3430350, 3479679, 3517470, 3538161, 3620925, 3645378, 3712885, 3730650, 3752595, 3866310, 3887730, 3931290, 4029102, 4103715, 4142475, 4165425, 4169550, 4252941, 4345110, 4455462, 4503114, 4578525, 4586505, 4655475, 4725490, 4796550, 4924458, 4970970, 5063025, 5117175, 5198039, 5276205, 5301450, 5360850, 5468067, 5503806, 5595975, 5799465, 5831595, 5862450, 5896935, 5925150, 6075630, 6254325, 6331446, 6443850, 6479550, 6517665, 6552150, 6683193, 6715170, 6839525, 6959358, 7076322, 7088235, 7194825, 7241850, 7386687, 7425770, 7505190, 7644175, 8041275, 8207430, 8255709, 8284950, 8330850, 8505882, 8793675, 9113445, 9157050, 9173010, 9310950, 9665775, 9719325, 9828225, 10072755, 10126050, 10234350, 10396078, 10552410, 10862775, 10936134, 11138655, 11191950, 11257785, 11598930, 11663190, 11793870, 11813725, 12311145, 12427425, 12508650, 12758823, 13035330, 13366386, 13679050, 13759515, 14176470, 14389650, 14773374, 15189075, 15288350, 15594117, 15828615, 16082550, 16511418, 16787925, 17398395, 17587350, 17690805, 18226890, 18564425, 18762975, 19331550, 19438650, 19656450, 20049579, 20145510, 20518575, 21264705, 21725550, 22160061, 22277310, 22515570, 22932525, 23627450, 24622290, 24767127, 24854850, 25517646, 25990195, 26381025, 27340335, 27519030, 28997325, 29157975, 29484675, 30378150, 31188234, 31657230, 32588325, 33415965, 33575850, 34796790, 35381610, 35441175, 36933435, 37128850, 37525950, 38276469, 40099158, 41037150, 41278545, 42529410, 44320122, 45567225, 45865050, 46782351, 49534254, 50363775, 51980390, 52762050, 54680670, 55693275, 56288925, 57994650, 58315950, 58969350, 60148737, 61555725, 63794115, 65176650, 66831930, 68797575, 70882350, 73866870, 76552938, 77970585, 79143075, 82557090, 86991975, 88454025, 91134450, 93564702, 100247895, 100727550, 106323525, 110800305, 111386550, 112577850, 120297474, 123111450, 123835635, 127588230, 129950975, 136701675, 137595150, 140347053, 155941170, 158286150, 167079825, 173983950, 176908050, 184667175, 191382345, 200495790, 206392725, 212647050, 221600610, 233911755, 247671270, 259901950, 273403350, 280694106, 300743685, 318970575, 334159650, 369334350, 382764690, 389852925, 412785450, 421041159, 467823510, 501239475, 554001525, 601487370, 619178175, 637941150, 701735265, 779705850, 842082318, 956911725, 1002478950, 1108003050, 1169558775, 1238356350, 1403470530, 1503718425, 1913823450, 2105205795, 2339117550, 3007436850, 3508676325, 4210411590, 7017352650, 10526028975, 21052057950]

約数ペア:

[(1, 21052057950), (2, 10526028975), (3, 7017352650), (5, 4210411590), (6, 3508676325), (7, 3007436850), (9, 2339117550), (10, 2105205795), (11, 1913823450), (14, 1503718425), (15, 1403470530), (17, 1238356350), (18, 1169558775), (19, 1108003050), (21, 1002478950), (22, 956911725), (25, 842082318), (27, 779705850), (30, 701735265), (33, 637941150), (34, 619178175), (35, 601487370), (38, 554001525), (42, 501239475), (45, 467823510), (50, 421041159), (51, 412785450), (54, 389852925), (55, 382764690), (57, 369334350), (63, 334159650), (66, 318970575), (70, 300743685), (75, 280694106), (77, 273403350), (81, 259901950), (85, 247671270), (90, 233911755), (95, 221600610), (99, 212647050), (102, 206392725), (105, 200495790), (110, 191382345), (114, 184667175), (119, 176908050), (121, 173983950), (126, 167079825), (133, 158286150), (135, 155941170), (150, 140347053), (153, 137595150), (154, 136701675), (162, 129950975), (165, 127588230), (170, 123835635), (171, 123111450), (175, 120297474), (187, 112577850), (189, 111386550), (190, 110800305), (198, 106323525), (209, 100727550), (210, 100247895), (225, 93564702), (231, 91134450), (238, 88454025), (242, 86991975), (255, 82557090), (266, 79143075), (270, 77970585), (275, 76552938), (285, 73866870), (297, 70882350), (306, 68797575), (315, 66831930), (323, 65176650), (330, 63794115), (342, 61555725), (350, 60148737), (357, 58969350), (361, 58315950), (363, 57994650), (374, 56288925), (378, 55693275), (385, 54680670), (399, 52762050), (405, 51980390), (418, 50363775), (425, 49534254), (450, 46782351), (459, 45865050), (462, 45567225), (475, 44320122), (495, 42529410), (510, 41278545), (513, 41037150), (525, 40099158), (550, 38276469), (561, 37525950), (567, 37128850), (570, 36933435), (594, 35441175), (595, 35381610), (605, 34796790), (627, 33575850), (630, 33415965), (646, 32588325), (665, 31657230), (675, 31188234), (693, 30378150), (714, 29484675), (722, 29157975), (726, 28997325), (765, 27519030), (770, 27340335), (798, 26381025), (810, 25990195), (825, 25517646), (847, 24854850), (850, 24767127), (855, 24622290), (891, 23627450), (918, 22932525), (935, 22515570), (945, 22277310), (950, 22160061), (969, 21725550), (990, 21264705), (1026, 20518575), (1045, 20145510), (1050, 20049579), (1071, 19656450), (1083, 19438650), (1089, 19331550), (1122, 18762975), (1134, 18564425), (1155, 18226890), (1190, 17690805), (1197, 17587350), (1210, 17398395), (1254, 16787925), (1275, 16511418), (1309, 16082550), (1330, 15828615), (1350, 15594117), (1377, 15288350), (1386, 15189075), (1425, 14773374), (1463, 14389650), (1485, 14176470), (1530, 13759515), (1539, 13679050), (1575, 13366386), (1615, 13035330), (1650, 12758823), (1683, 12508650), (1694, 12427425), (1710, 12311145), (1782, 11813725), (1785, 11793870), (1805, 11663190), (1815, 11598930), (1870, 11257785), (1881, 11191950), (1890, 11138655), (1925, 10936134), (1938, 10862775), (1995, 10552410), (2025, 10396078), (2057, 10234350), (2079, 10126050), (2090, 10072755), (2142, 9828225), (2166, 9719325), (2178, 9665775), (2261, 9310950), (2295, 9173010), (2299, 9157050), (2310, 9113445), (2394, 8793675), (2475, 8505882), (2527, 8330850), (2541, 8284950), (2550, 8255709), (2565, 8207430), (2618, 8041275), (2754, 7644175), (2805, 7505190), (2835, 7425770), (2850, 7386687), (2907, 7241850), (2926, 7194825), (2970, 7088235), (2975, 7076322), (3025, 6959358), (3078, 6839525), (3135, 6715170), (3150, 6683193), (3213, 6552150), (3230, 6517665), (3249, 6479550), (3267, 6443850), (3325, 6331446), (3366, 6254325), (3465, 6075630), (3553, 5925150), (3570, 5896935), (3591, 5862450), (3610, 5831595), (3630, 5799465), (3762, 5595975), (3825, 5503806), (3850, 5468067), (3927, 5360850), (3971, 5301450), (3990, 5276205), (4050, 5198039), (4114, 5117175), (4158, 5063025), (4235, 4970970), (4275, 4924458), (4389, 4796550), (4455, 4725490), (4522, 4655475), (4590, 4586505), (4598, 4578525), (4675, 4503114), (4725, 4455462), (4845, 4345110), (4950, 4252941), (5049, 4169550), (5054, 4165425), (5082, 4142475), (5130, 4103715), (5225, 4029102), (5355, 3931290), (5415, 3887730), (5445, 3866310), (5610, 3752595), (5643, 3730650), (5670, 3712885), (5775, 3645378), (5814, 3620925), (5950, 3538161), (5985, 3517470), (6050, 3479679), (6137, 3430350), (6171, 3411450), (6237, 3375350), (6270, 3357585), (6426, 3276075), (6498, 3239775), (6534, 3221925), (6545, 3216510), (6650, 3165723), (6783, 3103650), (6885, 3057670), (6897, 3052350), (6930, 3037815), (7106, 2962575), (7182, 2931225), (7315, 2877930), (7425, 2835294), (7581, 2776950), (7623, 2761650), (7650, 2751903), (7695, 2735810), (7854, 2680425), (7942, 2650725), (8075, 2607066), (8415, 2501730), (8470, 2485485), (8550, 2462229), (8721, 2413950), (8778, 2398275), (8910, 2362745), (8925, 2358774), (9025, 2332638), (9075, 2319786), (9350, 2251557), (9405, 2238390), (9450, 2227731), (9639, 2184050), (9690, 2172555), (9747, 2159850), (9801, 2147950), (9975, 2110482), (10098, 2084775), (10285, 2046870), (10395, 2025210), (10450, 2014551), (10659, 1975050), (10710, 1965645), (10773, 1954150), (10830, 1943865), (10890, 1933155), (11286, 1865325), (11305, 1862190), (11475, 1834602), (11495, 1831410), (11550, 1822689), (11781, 1786950), (11913, 1767150), (11970, 1758735), (12274, 1715175), (12342, 1705725), (12474, 1687675), (12635, 1666170), (12705, 1656990), (12825, 1641486), (13090, 1608255), (13167, 1598850), (13566, 1551825), (13770, 1528835), (13794, 1526175), (14025, 1501038), (14175, 1485154), (14399, 1462050), (14535, 1448370), (14630, 1438965), (14850, 1417647), (15147, 1389850), (15162, 1388475), (15246, 1380825), (15390, 1367905), (15675, 1343034), (16065, 1310430), (16093, 1308150), (16150, 1303533), (16245, 1295910), (16335, 1288770), (16830, 1250865), (16929, 1243550), (17325, 1215126), (17442, 1206975), (17765, 1185030), (17850, 1179387), (17955, 1172490), (18050, 1166319), (18150, 1159893), (18411, 1143450), (18513, 1137150), (18810, 1119195), (19278, 1092025), (19494, 1079925), (19602, 1073975), (19635, 1072170), (19855, 1060290), (19950, 1055241), (20349, 1034550), (20570, 1023435), (20691, 1017450), (20790, 1012605), (21175, 994194), (21318, 987525), (21546, 977075), (21945, 959310), (22275, 945098), (22610, 931095), (22743, 925650), (22869, 920550), (22950, 917301), (22990, 915705), (23562, 893475), (23826, 883575), (24225, 869022), (24871, 846450), (25245, 833910), (25270, 833085), (25410, 828495), (25650, 820743), (26163, 804650), (26334, 799425), (26775, 786258), (27075, 777546), (27225, 773262), (27797, 757350), (28050, 750519), (28215, 746130), (28350, 742577), (28798, 731025), (29070, 724185), (29241, 719950), (29925, 703494), (30294, 694925), (30685, 686070), (30855, 682290), (31185, 675070), (31350, 671517), (31977, 658350), (32130, 655215), (32186, 654075), (32490, 647955), (32670, 644385), (32725, 643302), (33858, 621775), (33915, 620730), (34425, 611534), (34485, 610470), (34650, 607563), (35343, 595650), (35530, 592515), (35739, 589050), (35910, 586245), (36575, 575586), (36822, 571725), (37026, 568575), (37905, 555390), (38115, 552330), (38475, 547162), (39083, 538650), (39270, 536085), (39501, 532950), (39710, 530145), (40698, 517275), (41382, 508725), (42075, 500346), (42350, 497097), (42959, 490050), (43197, 487350), (43605, 482790), (43681, 481950), (43890, 479655), (44550, 472549), (45486, 462825), (45738, 460275), (47025, 447678), (48195, 436810), (48279, 436050), (48450, 434511), (48735, 431970), (49005, 429590), (49742, 423225), (50490, 416955), (51425, 409374), (51975, 405042), (52326, 402325), (53295, 395010), (53550, 393129), (53865, 390830), (54150, 388773), (54450, 386631), (55233, 381150), (55539, 379050), (55594, 378675), (56430, 373065), (56525, 372438), (57475, 366282), (58482, 359975), (58905, 357390), (59565, 353430), (59850, 351747), (61047, 344850), (61370, 343035), (61710, 341145), (62073, 339150), (62370, 337535), (63175, 333234), (63525, 331398), (63954, 329175), (65450, 321651), (65835, 319770), (67507, 311850), (67830, 310365), (68229, 308550), (68607, 306850), (68850, 305767), (68970, 305235), (70686, 297825), (71478, 294525), (71995, 292410), (72675, 289674), (73150, 287793), (74613, 282150), (75735, 277970), (75810, 277695), (76230, 276165), (76950, 273581), (78166, 269325), (79002, 266475), (80325, 262086), (80465, 261630), (81225, 259182), (81675, 257754), (83391, 252450), (84150, 250173), (84645, 248710), (85918, 245025), (86394, 243675), (87210, 241395), (87362, 240975), (88825, 237006), (89775, 234498), (92055, 228690), (92565, 227430), (94050, 223839), (95931, 219450), (96390, 218405), (96558, 218025), (97470, 215985), (98010, 214795), (98175, 214434), (99275, 212058), (101745, 206910), (102850, 204687), (103455, 203490), (103950, 202521), (106029, 198550), (106590, 197505), (107217, 196350), (107730, 195415), (109725, 191862), (110466, 190575), (111078, 189525), (113050, 186219), (113715, 185130), (114345, 184110), (114950, 183141), (117249, 179550), (117810, 178695), (118503, 177650), (119130, 176715), (122094, 172425), (124146, 169575), (124355, 169290), (126225, 166782), (126350, 166617), (127050, 165699), (128877, 163350), (129591, 162450), (130815, 160930), (131043, 160650), (131670, 159885), (135014, 155925), (136458, 154275), (137214, 153425), (138985, 151470), (141075, 149226), (143990, 146205), (144837, 145350)]