21265856

素因数分解:

$2^6\times {\mathrm{229}}^1\times {\mathrm{1451}}^1$

素因数の和:1692

約数の個数: 28

約数和(自身を含む): 42412920

約数和(自身を除く): 21147064

約数列:

[1, 2, 4, 8, 16, 32, 64, 229, 458, 916, 1451, 1832, 2902, 3664, 5804, 7328, 11608, 14656, 23216, 46432, 92864, 332279, 664558, 1329116, 2658232, 5316464, 10632928, 21265856]

約数ペア:

[(1, 21265856), (2, 10632928), (4, 5316464), (8, 2658232), (16, 1329116), (32, 664558), (64, 332279), (229, 92864), (458, 46432), (916, 23216), (1451, 14656), (1832, 11608), (2902, 7328), (3664, 5804)]