21436727

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1087}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 24310272

約数和(自身を除く): 2873545

約数列:

[1, 13, 37, 41, 481, 533, 1087, 1517, 14131, 19721, 40219, 44567, 522847, 579371, 1648979, 21436727]

約数ペア:

[(1, 21436727), (13, 1648979), (37, 579371), (41, 522847), (481, 44567), (533, 40219), (1087, 19721), (1517, 14131)]