21901616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1163}}^1$

素因数の和:1289

約数の個数: 40

約数和(自身を含む): 46764864

約数和(自身を除く): 24863248

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 107, 176, 214, 428, 856, 1163, 1177, 1712, 2326, 2354, 4652, 4708, 9304, 9416, 12793, 18608, 18832, 25586, 51172, 102344, 124441, 204688, 248882, 497764, 995528, 1368851, 1991056, 2737702, 5475404, 10950808, 21901616]

約数ペア:

[(1, 21901616), (2, 10950808), (4, 5475404), (8, 2737702), (11, 1991056), (16, 1368851), (22, 995528), (44, 497764), (88, 248882), (107, 204688), (176, 124441), (214, 102344), (428, 51172), (856, 25586), (1163, 18832), (1177, 18608), (1712, 12793), (2326, 9416), (2354, 9304), (4652, 4708)]