21875433

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{2531}}^1$

素因数の和:2644

約数の個数: 16

約数和(自身を含む): 30302976

約数和(自身を除く): 8427543

約数列:

[1, 3, 43, 67, 129, 201, 2531, 2881, 7593, 8643, 108833, 169577, 326499, 508731, 7291811, 21875433]

約数ペア:

[(1, 21875433), (3, 7291811), (43, 508731), (67, 326499), (129, 169577), (201, 108833), (2531, 8643), (2881, 7593)]