21597433

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7949}}^1$

素因数の和:7992

約数の個数: 16

約数和(自身を含む): 26712000

約数和(自身を除く): 5114567

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 7949, 87439, 103337, 151031, 1136707, 1661341, 1963403, 21597433]

約数ペア:

[(1, 21597433), (11, 1963403), (13, 1661341), (19, 1136707), (143, 151031), (209, 103337), (247, 87439), (2717, 7949)]