201621716

素因数分解:

$2^2\times {\mathrm{3221}}^1\times {\mathrm{15649}}^1$

素因数の和:18874

約数の個数: 12

約数和(自身を含む): 352970100

約数和(自身を除く): 151348384

約数列:

[1, 2, 4, 3221, 6442, 12884, 15649, 31298, 62596, 50405429, 100810858, 201621716]

約数ペア:

[(1, 201621716), (2, 100810858), (4, 50405429), (3221, 62596), (6442, 31298), (12884, 15649)]