21167202501

素因数分解:

$3^3\times {\mathrm{5107}}^1\times {\mathrm{153509}}^1$

素因数の和:158625

約数の個数: 16

約数和(自身を含む): 31365163200

約数和(自身を除く): 10197960699

約数列:

[1, 3, 9, 27, 5107, 15321, 45963, 137889, 153509, 460527, 1381581, 4144743, 783970463, 2351911389, 7055734167, 21167202501]

約数ペア:

[(1, 21167202501), (3, 7055734167), (9, 2351911389), (27, 783970463), (5107, 4144743), (15321, 1381581), (45963, 460527), (137889, 153509)]