21873709

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1013}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 25893504

約数和(自身を除く): 4019795

約数列:

[1, 11, 13, 143, 151, 1013, 1661, 1963, 11143, 13169, 21593, 144859, 152963, 1682593, 1988519, 21873709]

約数ペア:

[(1, 21873709), (11, 1988519), (13, 1682593), (143, 152963), (151, 144859), (1013, 21593), (1661, 13169), (1963, 11143)]