16721060

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{1049}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 35191800

約数和(自身を除く): 18470740

約数列:

[1, 2, 4, 5, 10, 20, 797, 1049, 1594, 2098, 3188, 3985, 4196, 5245, 7970, 10490, 15940, 20980, 836053, 1672106, 3344212, 4180265, 8360530, 16721060]

約数ペア:

[(1, 16721060), (2, 8360530), (4, 4180265), (5, 3344212), (10, 1672106), (20, 836053), (797, 20980), (1049, 15940), (1594, 10490), (2098, 7970), (3188, 5245), (3985, 4196)]