21126001

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 23595264

約数和(自身を除く): 2469263

約数列:

[1, 13, 37, 167, 263, 481, 2171, 3419, 6179, 9731, 43921, 80327, 126503, 570973, 1625077, 21126001]

約数ペア:

[(1, 21126001), (13, 1625077), (37, 570973), (167, 126503), (263, 80327), (481, 43921), (2171, 9731), (3419, 6179)]