21167715070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124515971}}^1$

素因数の和:124515995

約数の個数: 16

約数和(自身を含む): 40343174928

約数和(自身を除く): 19175459858

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 124515971, 249031942, 622579855, 1245159710, 2116771507, 4233543014, 10583857535, 21167715070]

約数ペア:

[(1, 21167715070), (2, 10583857535), (5, 4233543014), (10, 2116771507), (17, 1245159710), (34, 622579855), (85, 249031942), (170, 124515971)]