21133073

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1277}}^1$

素因数の和:1376

約数の個数: 16

約数和(自身を含む): 24333120

約数和(自身を除く): 3200047

約数列:

[1, 13, 19, 67, 247, 871, 1273, 1277, 16549, 16601, 24263, 85559, 315419, 1112267, 1625621, 21133073]

約数ペア:

[(1, 21133073), (13, 1625621), (19, 1112267), (67, 315419), (247, 85559), (871, 24263), (1273, 16601), (1277, 16549)]