21821202480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{16631}}^1$

素因数の和:16736

約数の個数: 320

約数和(自身を含む): 85530525696

約数和(自身を除く): 63709323216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 71, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 142, 154, 165, 168, 176, 210, 213, 220, 231, 240, 264, 280, 284, 308, 330, 336, 355, 385, 420, 426, 440, 462, 497, 528, 560, 568, 616, 660, 710, 770, 781, 840, 852, 880, 924, 994, 1065, 1136, 1155, 1232, 1320, 1420, 1491, 1540, 1562, 1680, 1704, 1848, 1988, 2130, 2310, 2343, 2485, 2640, 2840, 2982, 3080, 3124, 3408, 3696, 3905, 3976, 4260, 4620, 4686, 4970, 5467, 5680, 5964, 6160, 6248, 7455, 7810, 7952, 8520, 9240, 9372, 9940, 10934, 11715, 11928, 12496, 14910, 15620, 16401, 16631, 17040, 18480, 18744, 19880, 21868, 23430, 23856, 27335, 29820, 31240, 32802, 33262, 37488, 39760, 43736, 46860, 49893, 54670, 59640, 62480, 65604, 66524, 82005, 83155, 87472, 93720, 99786, 109340, 116417, 119280, 131208, 133048, 164010, 166310, 182941, 187440, 199572, 218680, 232834, 249465, 262416, 266096, 328020, 332620, 349251, 365882, 399144, 437360, 465668, 498930, 548823, 582085, 656040, 665240, 698502, 731764, 798288, 914705, 931336, 997860, 1097646, 1164170, 1180801, 1280587, 1312080, 1330480, 1397004, 1463528, 1746255, 1829410, 1862672, 1995720, 2195292, 2328340, 2361602, 2561174, 2744115, 2794008, 2927056, 3492510, 3542403, 3658820, 3841761, 3991440, 4390584, 4656680, 4723204, 5122348, 5488230, 5588016, 5904005, 6402935, 6985020, 7084806, 7317640, 7683522, 8265607, 8781168, 9313360, 9446408, 10244696, 10976460, 11808010, 12805870, 12988811, 13970040, 14169612, 14635280, 15367044, 16531214, 17712015, 18892816, 19208805, 20489392, 21952920, 23616020, 24796821, 25611740, 25977622, 27940080, 28339224, 30734088, 33062428, 35424030, 38417610, 38966433, 41328035, 43905840, 47232040, 49593642, 51223480, 51955244, 56678448, 61468176, 64944055, 66124856, 70848060, 76835220, 77932866, 82656070, 90921677, 94464080, 99187284, 102446960, 103910488, 123984105, 129888110, 132249712, 141696120, 153670440, 155865732, 165312140, 181843354, 194832165, 198374568, 207820976, 247968210, 259776220, 272765031, 283392240, 307340880, 311731464, 330624280, 363686708, 389664330, 396749136, 454608385, 495936420, 519552440, 545530062, 623462928, 661248560, 727373416, 779328660, 909216770, 991872840, 1039104880, 1091060124, 1363825155, 1454746832, 1558657320, 1818433540, 1983745680, 2182120248, 2727650310, 3117314640, 3636867080, 4364240496, 5455300620, 7273734160, 10910601240, 21821202480]

約数ペア:

[(1, 21821202480), (2, 10910601240), (3, 7273734160), (4, 5455300620), (5, 4364240496), (6, 3636867080), (7, 3117314640), (8, 2727650310), (10, 2182120248), (11, 1983745680), (12, 1818433540), (14, 1558657320), (15, 1454746832), (16, 1363825155), (20, 1091060124), (21, 1039104880), (22, 991872840), (24, 909216770), (28, 779328660), (30, 727373416), (33, 661248560), (35, 623462928), (40, 545530062), (42, 519552440), (44, 495936420), (48, 454608385), (55, 396749136), (56, 389664330), (60, 363686708), (66, 330624280), (70, 311731464), (71, 307340880), (77, 283392240), (80, 272765031), (84, 259776220), (88, 247968210), (105, 207820976), (110, 198374568), (112, 194832165), (120, 181843354), (132, 165312140), (140, 155865732), (142, 153670440), (154, 141696120), (165, 132249712), (168, 129888110), (176, 123984105), (210, 103910488), (213, 102446960), (220, 99187284), (231, 94464080), (240, 90921677), (264, 82656070), (280, 77932866), (284, 76835220), (308, 70848060), (330, 66124856), (336, 64944055), (355, 61468176), (385, 56678448), (420, 51955244), (426, 51223480), (440, 49593642), (462, 47232040), (497, 43905840), (528, 41328035), (560, 38966433), (568, 38417610), (616, 35424030), (660, 33062428), (710, 30734088), (770, 28339224), (781, 27940080), (840, 25977622), (852, 25611740), (880, 24796821), (924, 23616020), (994, 21952920), (1065, 20489392), (1136, 19208805), (1155, 18892816), (1232, 17712015), (1320, 16531214), (1420, 15367044), (1491, 14635280), (1540, 14169612), (1562, 13970040), (1680, 12988811), (1704, 12805870), (1848, 11808010), (1988, 10976460), (2130, 10244696), (2310, 9446408), (2343, 9313360), (2485, 8781168), (2640, 8265607), (2840, 7683522), (2982, 7317640), (3080, 7084806), (3124, 6985020), (3408, 6402935), (3696, 5904005), (3905, 5588016), (3976, 5488230), (4260, 5122348), (4620, 4723204), (4686, 4656680), (4970, 4390584), (5467, 3991440), (5680, 3841761), (5964, 3658820), (6160, 3542403), (6248, 3492510), (7455, 2927056), (7810, 2794008), (7952, 2744115), (8520, 2561174), (9240, 2361602), (9372, 2328340), (9940, 2195292), (10934, 1995720), (11715, 1862672), (11928, 1829410), (12496, 1746255), (14910, 1463528), (15620, 1397004), (16401, 1330480), (16631, 1312080), (17040, 1280587), (18480, 1180801), (18744, 1164170), (19880, 1097646), (21868, 997860), (23430, 931336), (23856, 914705), (27335, 798288), (29820, 731764), (31240, 698502), (32802, 665240), (33262, 656040), (37488, 582085), (39760, 548823), (43736, 498930), (46860, 465668), (49893, 437360), (54670, 399144), (59640, 365882), (62480, 349251), (65604, 332620), (66524, 328020), (82005, 266096), (83155, 262416), (87472, 249465), (93720, 232834), (99786, 218680), (109340, 199572), (116417, 187440), (119280, 182941), (131208, 166310), (133048, 164010)]