21131994858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270923011}}^1$

素因数の和:270923029

約数の個数: 16

約数和(自身を含む): 45515066016

約数和(自身を除く): 24383071158

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270923011, 541846022, 812769033, 1625538066, 3521999143, 7043998286, 10565997429, 21131994858]

約数ペア:

[(1, 21131994858), (2, 10565997429), (3, 7043998286), (6, 3521999143), (13, 1625538066), (26, 812769033), (39, 541846022), (78, 270923011)]