21067740216

素因数分解:

$2^3\times 3^2\times {\mathrm{457}}^1\times {\mathrm{640279}}^1$

素因数の和:640748

約数の個数: 48

約数和(自身を含む): 57183406800

約数和(自身を除く): 36115666584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 457, 914, 1371, 1828, 2742, 3656, 4113, 5484, 8226, 10968, 16452, 32904, 640279, 1280558, 1920837, 2561116, 3841674, 5122232, 5762511, 7683348, 11525022, 15366696, 23050044, 46100088, 292607503, 585215006, 877822509, 1170430012, 1755645018, 2340860024, 2633467527, 3511290036, 5266935054, 7022580072, 10533870108, 21067740216]

約数ペア:

[(1, 21067740216), (2, 10533870108), (3, 7022580072), (4, 5266935054), (6, 3511290036), (8, 2633467527), (9, 2340860024), (12, 1755645018), (18, 1170430012), (24, 877822509), (36, 585215006), (72, 292607503), (457, 46100088), (914, 23050044), (1371, 15366696), (1828, 11525022), (2742, 7683348), (3656, 5762511), (4113, 5122232), (5484, 3841674), (8226, 2561116), (10968, 1920837), (16452, 1280558), (32904, 640279)]