21054292

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32693}}^1$

素因数の和:32727

約数の個数: 24

約数和(自身を含む): 43940736

約数和(自身を除く): 22886444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32693, 65386, 130772, 228851, 457702, 751939, 915404, 1503878, 3007756, 5263573, 10527146, 21054292]

約数ペア:

[(1, 21054292), (2, 10527146), (4, 5263573), (7, 3007756), (14, 1503878), (23, 915404), (28, 751939), (46, 457702), (92, 228851), (161, 130772), (322, 65386), (644, 32693)]