21536351856

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1487}}^1\times {\mathrm{2339}}^1$

素因数の和:3883

約数の個数: 120

約数和(自身を含む): 61741405440

約数和(自身を除く): 40205053584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 172, 258, 344, 387, 516, 688, 774, 1032, 1487, 1548, 2064, 2339, 2974, 3096, 4461, 4678, 5948, 6192, 7017, 8922, 9356, 11896, 13383, 14034, 17844, 18712, 21051, 23792, 26766, 28068, 35688, 37424, 42102, 53532, 56136, 63941, 71376, 84204, 100577, 107064, 112272, 127882, 168408, 191823, 201154, 214128, 255764, 301731, 336816, 383646, 402308, 511528, 575469, 603462, 767292, 804616, 905193, 1023056, 1150938, 1206924, 1534584, 1609232, 1810386, 2301876, 2413848, 3069168, 3478093, 3620772, 4603752, 4827696, 6956186, 7241544, 9207504, 10434279, 13912372, 14483088, 20868558, 27824744, 31302837, 41737116, 55649488, 62605674, 83474232, 125211348, 149557999, 166948464, 250422696, 299115998, 448673997, 500845392, 598231996, 897347994, 1196463992, 1346021991, 1794695988, 2392927984, 2692043982, 3589391976, 5384087964, 7178783952, 10768175928, 21536351856]

約数ペア:

[(1, 21536351856), (2, 10768175928), (3, 7178783952), (4, 5384087964), (6, 3589391976), (8, 2692043982), (9, 2392927984), (12, 1794695988), (16, 1346021991), (18, 1196463992), (24, 897347994), (36, 598231996), (43, 500845392), (48, 448673997), (72, 299115998), (86, 250422696), (129, 166948464), (144, 149557999), (172, 125211348), (258, 83474232), (344, 62605674), (387, 55649488), (516, 41737116), (688, 31302837), (774, 27824744), (1032, 20868558), (1487, 14483088), (1548, 13912372), (2064, 10434279), (2339, 9207504), (2974, 7241544), (3096, 6956186), (4461, 4827696), (4678, 4603752), (5948, 3620772), (6192, 3478093), (7017, 3069168), (8922, 2413848), (9356, 2301876), (11896, 1810386), (13383, 1609232), (14034, 1534584), (17844, 1206924), (18712, 1150938), (21051, 1023056), (23792, 905193), (26766, 804616), (28068, 767292), (35688, 603462), (37424, 575469), (42102, 511528), (53532, 402308), (56136, 383646), (63941, 336816), (71376, 301731), (84204, 255764), (100577, 214128), (107064, 201154), (112272, 191823), (127882, 168408)]