21154278197

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3719}}^1\times {\mathrm{23029}}^1$

素因数の和:26780

約数の個数: 16

約数和(自身を含む): 23988048000

約数和(自身を除く): 2833769803

約数列:

[1, 13, 19, 247, 3719, 23029, 48347, 70661, 299377, 437551, 918593, 5688163, 85644851, 1113383063, 1627252169, 21154278197]

約数ペア:

[(1, 21154278197), (13, 1627252169), (19, 1113383063), (247, 85644851), (3719, 5688163), (23029, 918593), (48347, 437551), (70661, 299377)]