21878574

素因数分解:

$2^1\times 3^1\times {\mathrm{1279}}^1\times {\mathrm{2851}}^1$

素因数の和:4135

約数の個数: 16

約数和(自身を含む): 43806720

約数和(自身を除く): 21928146

約数列:

[1, 2, 3, 6, 1279, 2558, 2851, 3837, 5702, 7674, 8553, 17106, 3646429, 7292858, 10939287, 21878574]

約数ペア:

[(1, 21878574), (2, 10939287), (3, 7292858), (6, 3646429), (1279, 17106), (2558, 8553), (2851, 7674), (3837, 5702)]