21822418

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{677}}^1$

素因数の和:977

約数の個数: 16

約数和(自身を含む): 33390144

約数和(自身を除く): 11567726

約数列:

[1, 2, 71, 142, 227, 454, 677, 1354, 16117, 32234, 48067, 96134, 153679, 307358, 10911209, 21822418]

約数ペア:

[(1, 21822418), (2, 10911209), (71, 307358), (142, 153679), (227, 96134), (454, 48067), (677, 32234), (1354, 16117)]