21082999560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1\times {\mathrm{919}}^1$

素因数の和:1852

約数の個数: 256

約数和(自身を含む): 74782310400

約数和(自身を除く): 53699310840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 881, 919, 930, 1085, 1240, 1302, 1736, 1762, 1838, 1860, 2170, 2604, 2643, 2757, 3255, 3524, 3676, 3720, 4340, 4405, 4595, 5208, 5286, 5514, 6167, 6433, 6510, 7048, 7352, 8680, 8810, 9190, 10572, 11028, 12334, 12866, 13020, 13215, 13785, 17620, 18380, 18501, 19299, 21144, 22056, 24668, 25732, 26040, 26430, 27311, 27570, 28489, 30835, 32165, 35240, 36760, 37002, 38598, 49336, 51464, 52860, 54622, 55140, 56978, 61670, 64330, 74004, 77196, 81933, 85467, 92505, 96495, 105720, 109244, 110280, 113956, 123340, 128660, 136555, 142445, 148008, 154392, 163866, 170934, 185010, 191177, 192990, 199423, 218488, 227912, 246680, 257320, 273110, 284890, 327732, 341868, 370020, 382354, 385980, 398846, 409665, 427335, 546220, 569780, 573531, 598269, 655464, 683736, 740040, 764708, 771960, 797692, 809639, 819330, 854670, 955885, 997115, 1092440, 1139560, 1147062, 1196538, 1529416, 1595384, 1619278, 1638660, 1709340, 1911770, 1994230, 2294124, 2393076, 2428917, 2867655, 2991345, 3238556, 3277320, 3418680, 3823540, 3988460, 4048195, 4588248, 4786152, 4857834, 5667473, 5735310, 5982690, 6477112, 7647080, 7976920, 8096390, 9715668, 11334946, 11470620, 11965380, 12144585, 16192780, 17002419, 19431336, 22669892, 22941240, 23930760, 24289170, 25098809, 28337365, 32385560, 34004838, 45339784, 48578340, 50197618, 56674730, 68009676, 75296427, 85012095, 97156680, 100395236, 113349460, 125494045, 136019352, 150592854, 170024190, 175691663, 200790472, 226698920, 250988090, 301185708, 340048380, 351383326, 376482135, 501976180, 527074989, 602371416, 680096760, 702766652, 752964270, 878458315, 1003952360, 1054149978, 1405533304, 1505928540, 1756916630, 2108299956, 2635374945, 3011857080, 3513833260, 4216599912, 5270749890, 7027666520, 10541499780, 21082999560]

約数ペア:

[(1, 21082999560), (2, 10541499780), (3, 7027666520), (4, 5270749890), (5, 4216599912), (6, 3513833260), (7, 3011857080), (8, 2635374945), (10, 2108299956), (12, 1756916630), (14, 1505928540), (15, 1405533304), (20, 1054149978), (21, 1003952360), (24, 878458315), (28, 752964270), (30, 702766652), (31, 680096760), (35, 602371416), (40, 527074989), (42, 501976180), (56, 376482135), (60, 351383326), (62, 340048380), (70, 301185708), (84, 250988090), (93, 226698920), (105, 200790472), (120, 175691663), (124, 170024190), (140, 150592854), (155, 136019352), (168, 125494045), (186, 113349460), (210, 100395236), (217, 97156680), (248, 85012095), (280, 75296427), (310, 68009676), (372, 56674730), (420, 50197618), (434, 48578340), (465, 45339784), (620, 34004838), (651, 32385560), (744, 28337365), (840, 25098809), (868, 24289170), (881, 23930760), (919, 22941240), (930, 22669892), (1085, 19431336), (1240, 17002419), (1302, 16192780), (1736, 12144585), (1762, 11965380), (1838, 11470620), (1860, 11334946), (2170, 9715668), (2604, 8096390), (2643, 7976920), (2757, 7647080), (3255, 6477112), (3524, 5982690), (3676, 5735310), (3720, 5667473), (4340, 4857834), (4405, 4786152), (4595, 4588248), (5208, 4048195), (5286, 3988460), (5514, 3823540), (6167, 3418680), (6433, 3277320), (6510, 3238556), (7048, 2991345), (7352, 2867655), (8680, 2428917), (8810, 2393076), (9190, 2294124), (10572, 1994230), (11028, 1911770), (12334, 1709340), (12866, 1638660), (13020, 1619278), (13215, 1595384), (13785, 1529416), (17620, 1196538), (18380, 1147062), (18501, 1139560), (19299, 1092440), (21144, 997115), (22056, 955885), (24668, 854670), (25732, 819330), (26040, 809639), (26430, 797692), (27311, 771960), (27570, 764708), (28489, 740040), (30835, 683736), (32165, 655464), (35240, 598269), (36760, 573531), (37002, 569780), (38598, 546220), (49336, 427335), (51464, 409665), (52860, 398846), (54622, 385980), (55140, 382354), (56978, 370020), (61670, 341868), (64330, 327732), (74004, 284890), (77196, 273110), (81933, 257320), (85467, 246680), (92505, 227912), (96495, 218488), (105720, 199423), (109244, 192990), (110280, 191177), (113956, 185010), (123340, 170934), (128660, 163866), (136555, 154392), (142445, 148008)]