21557456260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{14765381}}^1$

素因数の和:14765463

約数の個数: 24

約数和(自身を含む): 45890807256

約数和(自身を除く): 24333350996

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 14765381, 29530762, 59061524, 73826905, 147653810, 295307620, 1077872813, 2155745626, 4311491252, 5389364065, 10778728130, 21557456260]

約数ペア:

[(1, 21557456260), (2, 10778728130), (4, 5389364065), (5, 4311491252), (10, 2155745626), (20, 1077872813), (73, 295307620), (146, 147653810), (292, 73826905), (365, 59061524), (730, 29530762), (1460, 14765381)]