21551117928

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{110437}}^1$

素因数の和:110666

約数の個数: 64

約数和(自身を含む): 55342690560

約数和(自身を除く): 33791572632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 173, 188, 282, 346, 376, 519, 564, 692, 1038, 1128, 1384, 2076, 4152, 8131, 16262, 24393, 32524, 48786, 65048, 97572, 110437, 195144, 220874, 331311, 441748, 662622, 883496, 1325244, 2650488, 5190539, 10381078, 15571617, 19105601, 20762156, 31143234, 38211202, 41524312, 57316803, 62286468, 76422404, 114633606, 124572936, 152844808, 229267212, 458534424, 897963247, 1795926494, 2693889741, 3591852988, 5387779482, 7183705976, 10775558964, 21551117928]

約数ペア:

[(1, 21551117928), (2, 10775558964), (3, 7183705976), (4, 5387779482), (6, 3591852988), (8, 2693889741), (12, 1795926494), (24, 897963247), (47, 458534424), (94, 229267212), (141, 152844808), (173, 124572936), (188, 114633606), (282, 76422404), (346, 62286468), (376, 57316803), (519, 41524312), (564, 38211202), (692, 31143234), (1038, 20762156), (1128, 19105601), (1384, 15571617), (2076, 10381078), (4152, 5190539), (8131, 2650488), (16262, 1325244), (24393, 883496), (32524, 662622), (48786, 441748), (65048, 331311), (97572, 220874), (110437, 195144)]