21167441915

素因数分解:

$5^1\times {\mathrm{1459}}^1\times {\mathrm{1571}}^1\times {\mathrm{1847}}^1$

素因数の和:4882

約数の個数: 16

約数和(自身を含む): 25448290560

約数和(自身を除く): 4280848645

約数列:

[1, 5, 1459, 1571, 1847, 7295, 7855, 9235, 2292089, 2694773, 2901637, 11460445, 13473865, 14508185, 4233488383, 21167441915]

約数ペア:

[(1, 21167441915), (5, 4233488383), (1459, 14508185), (1571, 13473865), (1847, 11460445), (7295, 2901637), (7855, 2694773), (9235, 2292089)]