21027682

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{12071}}^1$

素因数の和:12153

約数の個数: 16

約数和(自身を含む): 34477632

約数和(自身を除く): 13449950

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 12071, 24142, 156923, 313846, 808757, 1617514, 10513841, 21027682]

約数ペア:

[(1, 21027682), (2, 10513841), (13, 1617514), (26, 808757), (67, 313846), (134, 156923), (871, 24142), (1742, 12071)]