21572464

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{8929}}^1$

素因数の和:9088

約数の個数: 20

約数和(自身を含む): 42078160

約数和(自身を除く): 20505696

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 8929, 17858, 35716, 71432, 142864, 1348279, 2696558, 5393116, 10786232, 21572464]

約数ペア:

[(1, 21572464), (2, 10786232), (4, 5393116), (8, 2696558), (16, 1348279), (151, 142864), (302, 71432), (604, 35716), (1208, 17858), (2416, 8929)]