21122686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{3371}}^1$

素因数の和:3627

約数の個数: 16

約数和(自身を含む): 34273008

約数和(自身を除く): 13150322

約数列:

[1, 2, 13, 26, 241, 482, 3133, 3371, 6266, 6742, 43823, 87646, 812411, 1624822, 10561343, 21122686]

約数ペア:

[(1, 21122686), (2, 10561343), (13, 1624822), (26, 812411), (241, 87646), (482, 43823), (3133, 6742), (3371, 6266)]