21809969157

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1\times {\mathrm{57097}}^1$

素因数の和:58068

約数の個数: 16

約数和(自身を含む): 29301780032

約数和(自身を除く): 7491810875

約数列:

[1, 3, 157, 471, 811, 2433, 57097, 127327, 171291, 381981, 8964229, 26892687, 46305667, 138917001, 7269989719, 21809969157]

約数ペア:

[(1, 21809969157), (3, 7269989719), (157, 138917001), (471, 46305667), (811, 26892687), (2433, 8964229), (57097, 381981), (127327, 171291)]