21507232

素因数分解:

$2^5\times {\mathrm{151}}^1\times {\mathrm{4451}}^1$

素因数の和:4612

約数の個数: 24

約数和(自身を含む): 42632352

約数和(自身を除く): 21125120

約数列:

[1, 2, 4, 8, 16, 32, 151, 302, 604, 1208, 2416, 4451, 4832, 8902, 17804, 35608, 71216, 142432, 672101, 1344202, 2688404, 5376808, 10753616, 21507232]

約数ペア:

[(1, 21507232), (2, 10753616), (4, 5376808), (8, 2688404), (16, 1344202), (32, 672101), (151, 142432), (302, 71216), (604, 35608), (1208, 17804), (2416, 8902), (4451, 4832)]