21894872

素因数分解:

$2^3\times {\mathrm{523}}^1\times {\mathrm{5233}}^1$

素因数の和:5762

約数の個数: 16

約数和(自身を含む): 41139240

約数和(自身を除く): 19244368

約数列:

[1, 2, 4, 8, 523, 1046, 2092, 4184, 5233, 10466, 20932, 41864, 2736859, 5473718, 10947436, 21894872]

約数ペア:

[(1, 21894872), (2, 10947436), (4, 5473718), (8, 2736859), (523, 41864), (1046, 20932), (2092, 10466), (4184, 5233)]