210819716

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{21521}}^1$

素因数の和:21635

約数の個数: 24

約数和(自身を含む): 385674240

約数和(自身を除く): 174854524

約数列:

[1, 2, 4, 31, 62, 79, 124, 158, 316, 2449, 4898, 9796, 21521, 43042, 86084, 667151, 1334302, 1700159, 2668604, 3400318, 6800636, 52704929, 105409858, 210819716]

約数ペア:

[(1, 210819716), (2, 105409858), (4, 52704929), (31, 6800636), (62, 3400318), (79, 2668604), (124, 1700159), (158, 1334302), (316, 667151), (2449, 86084), (4898, 43042), (9796, 21521)]