21421005840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5237}}^1$

素因数の和:5311

約数の個数: 480

約数和(自身を含む): 85112052480

約数和(自身を除く): 63691046640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 23, 24, 26, 30, 36, 38, 39, 40, 45, 46, 48, 52, 57, 60, 65, 69, 72, 76, 78, 80, 90, 92, 95, 104, 114, 115, 117, 120, 130, 138, 144, 152, 156, 171, 180, 184, 190, 195, 207, 208, 228, 230, 234, 240, 247, 260, 276, 285, 299, 304, 312, 342, 345, 360, 368, 380, 390, 414, 437, 456, 460, 468, 494, 520, 552, 570, 585, 598, 624, 684, 690, 720, 741, 760, 780, 828, 855, 874, 897, 912, 920, 936, 988, 1035, 1040, 1104, 1140, 1170, 1196, 1235, 1311, 1368, 1380, 1482, 1495, 1520, 1560, 1656, 1710, 1748, 1794, 1840, 1872, 1976, 2070, 2185, 2223, 2280, 2340, 2392, 2470, 2622, 2691, 2736, 2760, 2964, 2990, 3120, 3312, 3420, 3496, 3588, 3705, 3933, 3952, 4140, 4370, 4446, 4485, 4560, 4680, 4784, 4940, 5237, 5244, 5382, 5520, 5681, 5928, 5980, 6555, 6840, 6992, 7176, 7410, 7866, 8280, 8740, 8892, 8970, 9360, 9880, 10474, 10488, 10764, 11115, 11362, 11856, 11960, 13110, 13455, 13680, 14352, 14820, 15711, 15732, 16560, 17043, 17480, 17784, 17940, 19665, 19760, 20948, 20976, 21528, 22230, 22724, 23920, 26185, 26220, 26910, 28405, 29640, 31422, 31464, 34086, 34960, 35568, 35880, 39330, 41896, 43056, 44460, 45448, 47133, 51129, 52370, 52440, 53820, 56810, 59280, 62844, 62928, 68081, 68172, 71760, 78555, 78660, 83792, 85215, 88920, 90896, 94266, 99503, 102258, 104740, 104880, 107640, 113620, 120451, 125688, 136162, 136344, 157110, 157320, 170430, 177840, 188532, 199006, 204243, 204516, 209480, 215280, 227240, 235665, 240902, 251376, 255645, 272324, 272688, 298509, 314220, 314640, 340405, 340860, 361353, 377064, 398012, 408486, 409032, 418960, 454480, 471330, 481804, 497515, 511290, 544648, 597018, 602255, 612729, 628440, 680810, 681720, 722706, 754128, 796024, 816972, 818064, 895527, 942660, 963608, 995030, 1021215, 1022580, 1084059, 1089296, 1194036, 1204510, 1225458, 1256880, 1293539, 1361620, 1363440, 1445412, 1492545, 1565863, 1592048, 1633944, 1791054, 1806765, 1885320, 1927216, 1990060, 2042430, 2045160, 2168118, 2288569, 2388072, 2409020, 2450916, 2587078, 2723240, 2890824, 2985090, 3063645, 3131726, 3267888, 3582108, 3613530, 3770640, 3880617, 3980120, 4084860, 4090320, 4336236, 4477635, 4577138, 4697589, 4776144, 4818040, 4901832, 5174156, 5420295, 5446480, 5781648, 5970180, 6127290, 6263452, 6467695, 6865707, 7164216, 7227060, 7761234, 7829315, 7960240, 8169720, 8672472, 8955270, 9154276, 9395178, 9636080, 9803664, 10348312, 10840590, 11442845, 11641851, 11940360, 12254580, 12526904, 12935390, 13731414, 14092767, 14328432, 14454120, 15522468, 15658630, 16339440, 17344944, 17910540, 18308552, 18790356, 19403085, 20597121, 20696624, 21681180, 22885690, 23283702, 23487945, 23880720, 24509160, 25053808, 25870780, 27462828, 28185534, 28908240, 29751397, 31044936, 31317260, 34328535, 35821080, 36617104, 37580712, 38806170, 41194242, 43362360, 45771380, 46567404, 46975890, 49018320, 51741560, 54925656, 56371068, 58209255, 59502794, 62089872, 62634520, 68657070, 70463835, 71642160, 75161424, 77612340, 82388484, 86724720, 89254191, 91542760, 93134808, 93951780, 102985605, 103483120, 109851312, 112742136, 116418510, 119005588, 125269040, 137314140, 140927670, 148756985, 155224680, 164776968, 178508382, 183085520, 186269616, 187903560, 205971210, 225484272, 232837020, 238011176, 267762573, 274628280, 281855340, 297513970, 310449360, 329553936, 357016764, 375807120, 411942420, 446270955, 465674040, 476022352, 535525146, 549256560, 563710680, 595027940, 714033528, 823884840, 892541910, 931348080, 1071050292, 1127421360, 1190055880, 1338812865, 1428067056, 1647769680, 1785083820, 2142100584, 2380111760, 2677625730, 3570167640, 4284201168, 5355251460, 7140335280, 10710502920, 21421005840]

約数ペア:

[(1, 21421005840), (2, 10710502920), (3, 7140335280), (4, 5355251460), (5, 4284201168), (6, 3570167640), (8, 2677625730), (9, 2380111760), (10, 2142100584), (12, 1785083820), (13, 1647769680), (15, 1428067056), (16, 1338812865), (18, 1190055880), (19, 1127421360), (20, 1071050292), (23, 931348080), (24, 892541910), (26, 823884840), (30, 714033528), (36, 595027940), (38, 563710680), (39, 549256560), (40, 535525146), (45, 476022352), (46, 465674040), (48, 446270955), (52, 411942420), (57, 375807120), (60, 357016764), (65, 329553936), (69, 310449360), (72, 297513970), (76, 281855340), (78, 274628280), (80, 267762573), (90, 238011176), (92, 232837020), (95, 225484272), (104, 205971210), (114, 187903560), (115, 186269616), (117, 183085520), (120, 178508382), (130, 164776968), (138, 155224680), (144, 148756985), (152, 140927670), (156, 137314140), (171, 125269040), (180, 119005588), (184, 116418510), (190, 112742136), (195, 109851312), (207, 103483120), (208, 102985605), (228, 93951780), (230, 93134808), (234, 91542760), (240, 89254191), (247, 86724720), (260, 82388484), (276, 77612340), (285, 75161424), (299, 71642160), (304, 70463835), (312, 68657070), (342, 62634520), (345, 62089872), (360, 59502794), (368, 58209255), (380, 56371068), (390, 54925656), (414, 51741560), (437, 49018320), (456, 46975890), (460, 46567404), (468, 45771380), (494, 43362360), (520, 41194242), (552, 38806170), (570, 37580712), (585, 36617104), (598, 35821080), (624, 34328535), (684, 31317260), (690, 31044936), (720, 29751397), (741, 28908240), (760, 28185534), (780, 27462828), (828, 25870780), (855, 25053808), (874, 24509160), (897, 23880720), (912, 23487945), (920, 23283702), (936, 22885690), (988, 21681180), (1035, 20696624), (1040, 20597121), (1104, 19403085), (1140, 18790356), (1170, 18308552), (1196, 17910540), (1235, 17344944), (1311, 16339440), (1368, 15658630), (1380, 15522468), (1482, 14454120), (1495, 14328432), (1520, 14092767), (1560, 13731414), (1656, 12935390), (1710, 12526904), (1748, 12254580), (1794, 11940360), (1840, 11641851), (1872, 11442845), (1976, 10840590), (2070, 10348312), (2185, 9803664), (2223, 9636080), (2280, 9395178), (2340, 9154276), (2392, 8955270), (2470, 8672472), (2622, 8169720), (2691, 7960240), (2736, 7829315), (2760, 7761234), (2964, 7227060), (2990, 7164216), (3120, 6865707), (3312, 6467695), (3420, 6263452), (3496, 6127290), (3588, 5970180), (3705, 5781648), (3933, 5446480), (3952, 5420295), (4140, 5174156), (4370, 4901832), (4446, 4818040), (4485, 4776144), (4560, 4697589), (4680, 4577138), (4784, 4477635), (4940, 4336236), (5237, 4090320), (5244, 4084860), (5382, 3980120), (5520, 3880617), (5681, 3770640), (5928, 3613530), (5980, 3582108), (6555, 3267888), (6840, 3131726), (6992, 3063645), (7176, 2985090), (7410, 2890824), (7866, 2723240), (8280, 2587078), (8740, 2450916), (8892, 2409020), (8970, 2388072), (9360, 2288569), (9880, 2168118), (10474, 2045160), (10488, 2042430), (10764, 1990060), (11115, 1927216), (11362, 1885320), (11856, 1806765), (11960, 1791054), (13110, 1633944), (13455, 1592048), (13680, 1565863), (14352, 1492545), (14820, 1445412), (15711, 1363440), (15732, 1361620), (16560, 1293539), (17043, 1256880), (17480, 1225458), (17784, 1204510), (17940, 1194036), (19665, 1089296), (19760, 1084059), (20948, 1022580), (20976, 1021215), (21528, 995030), (22230, 963608), (22724, 942660), (23920, 895527), (26185, 818064), (26220, 816972), (26910, 796024), (28405, 754128), (29640, 722706), (31422, 681720), (31464, 680810), (34086, 628440), (34960, 612729), (35568, 602255), (35880, 597018), (39330, 544648), (41896, 511290), (43056, 497515), (44460, 481804), (45448, 471330), (47133, 454480), (51129, 418960), (52370, 409032), (52440, 408486), (53820, 398012), (56810, 377064), (59280, 361353), (62844, 340860), (62928, 340405), (68081, 314640), (68172, 314220), (71760, 298509), (78555, 272688), (78660, 272324), (83792, 255645), (85215, 251376), (88920, 240902), (90896, 235665), (94266, 227240), (99503, 215280), (102258, 209480), (104740, 204516), (104880, 204243), (107640, 199006), (113620, 188532), (120451, 177840), (125688, 170430), (136162, 157320), (136344, 157110)]