21150393

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3541}}^1$

素因数の和:3736

約数の個数: 16

約数和(自身を含む): 30942912

約数和(自身を除く): 9792519

約数列:

[1, 3, 11, 33, 181, 543, 1991, 3541, 5973, 10623, 38951, 116853, 640921, 1922763, 7050131, 21150393]

約数ペア:

[(1, 21150393), (3, 7050131), (11, 1922763), (33, 640921), (181, 116853), (543, 38951), (1991, 10623), (3541, 5973)]