21401181116

素因数分解:

$2^2\times 7^1\times {\mathrm{3671}}^1\times {\mathrm{208207}}^1$

素因数の和:211889

約数の個数: 24

約数和(自身を含む): 42814227456

約数和(自身を除く): 21413046340

約数列:

[1, 2, 4, 7, 14, 28, 3671, 7342, 14684, 25697, 51394, 102788, 208207, 416414, 832828, 1457449, 2914898, 5829796, 764327897, 1528655794, 3057311588, 5350295279, 10700590558, 21401181116]

約数ペア:

[(1, 21401181116), (2, 10700590558), (4, 5350295279), (7, 3057311588), (14, 1528655794), (28, 764327897), (3671, 5829796), (7342, 2914898), (14684, 1457449), (25697, 832828), (51394, 416414), (102788, 208207)]