21831530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7253}}^1$

素因数の和:7310

約数の個数: 32

約数和(自身を含む): 45961344

約数和(自身を除く): 24129814

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 7253, 14506, 36265, 50771, 72530, 101542, 253855, 311879, 507710, 623758, 1559395, 2183153, 3118790, 4366306, 10915765, 21831530]

約数ペア:

[(1, 21831530), (2, 10915765), (5, 4366306), (7, 3118790), (10, 2183153), (14, 1559395), (35, 623758), (43, 507710), (70, 311879), (86, 253855), (215, 101542), (301, 72530), (430, 50771), (602, 36265), (1505, 14506), (3010, 7253)]