21729086

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1\times {\mathrm{337}}^1$

素因数の和:755

約数の個数: 16

約数和(自身を含む): 33113184

約数和(自身を除く): 11384098

約数列:

[1, 2, 103, 206, 313, 337, 626, 674, 32239, 34711, 64478, 69422, 105481, 210962, 10864543, 21729086]

約数ペア:

[(1, 21729086), (2, 10864543), (103, 210962), (206, 105481), (313, 69422), (337, 64478), (626, 34711), (674, 32239)]