21355576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{242677}}^1$

素因数の和:242694

約数の個数: 16

約数和(自身を含む): 43682040

約数和(自身を除く): 22326464

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 242677, 485354, 970708, 1941416, 2669447, 5338894, 10677788, 21355576]

約数ペア:

[(1, 21355576), (2, 10677788), (4, 5338894), (8, 2669447), (11, 1941416), (22, 970708), (44, 485354), (88, 242677)]