21293148863

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{5527}}^1\times {\mathrm{23929}}^1$

素因数の和:29486

約数の個数: 16

約数和(自身を含む): 25398727680

約数和(自身を除く): 4105578817

約数列:

[1, 7, 23, 161, 5527, 23929, 38689, 127121, 167503, 550367, 889847, 3852569, 132255583, 925789081, 3041878409, 21293148863]

約数ペア:

[(1, 21293148863), (7, 3041878409), (23, 925789081), (161, 132255583), (5527, 3852569), (23929, 889847), (38689, 550367), (127121, 167503)]