21847544

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{9859}}^1$

素因数の和:10142

約数の個数: 16

約数和(自身を含む): 41116200

約数和(自身を除く): 19268656

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 9859, 19718, 39436, 78872, 2730943, 5461886, 10923772, 21847544]

約数ペア:

[(1, 21847544), (2, 10923772), (4, 5461886), (8, 2730943), (277, 78872), (554, 39436), (1108, 19718), (2216, 9859)]