21157208544

素因数分解:

$2^5\times 3^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{33911}}^1$

素因数の和:34088

約数の個数: 96

約数和(自身を含む): 56949371136

約数和(自身を除く): 35792162592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 67, 96, 97, 134, 194, 201, 268, 291, 388, 402, 536, 582, 776, 804, 1072, 1164, 1552, 1608, 2144, 2328, 3104, 3216, 4656, 6432, 6499, 9312, 12998, 19497, 25996, 33911, 38994, 51992, 67822, 77988, 101733, 103984, 135644, 155976, 203466, 207968, 271288, 311952, 406932, 542576, 623904, 813864, 1085152, 1627728, 2272037, 3255456, 3289367, 4544074, 6578734, 6816111, 9088148, 9868101, 13157468, 13632222, 18176296, 19736202, 26314936, 27264444, 36352592, 39472404, 52629872, 54528888, 72705184, 78944808, 105259744, 109057776, 157889616, 218115552, 220387589, 315779232, 440775178, 661162767, 881550356, 1322325534, 1763100712, 2644651068, 3526201424, 5289302136, 7052402848, 10578604272, 21157208544]

約数ペア:

[(1, 21157208544), (2, 10578604272), (3, 7052402848), (4, 5289302136), (6, 3526201424), (8, 2644651068), (12, 1763100712), (16, 1322325534), (24, 881550356), (32, 661162767), (48, 440775178), (67, 315779232), (96, 220387589), (97, 218115552), (134, 157889616), (194, 109057776), (201, 105259744), (268, 78944808), (291, 72705184), (388, 54528888), (402, 52629872), (536, 39472404), (582, 36352592), (776, 27264444), (804, 26314936), (1072, 19736202), (1164, 18176296), (1552, 13632222), (1608, 13157468), (2144, 9868101), (2328, 9088148), (3104, 6816111), (3216, 6578734), (4656, 4544074), (6432, 3289367), (6499, 3255456), (9312, 2272037), (12998, 1627728), (19497, 1085152), (25996, 813864), (33911, 623904), (38994, 542576), (51992, 406932), (67822, 311952), (77988, 271288), (101733, 207968), (103984, 203466), (135644, 155976)]