21250308

素因数分解:

$2^2\times 3^1\times {\mathrm{1770859}}^1$

素因数の和:1770866

約数の個数: 12

約数和(自身を含む): 49584080

約数和(自身を除く): 28333772

約数列:

[1, 2, 3, 4, 6, 12, 1770859, 3541718, 5312577, 7083436, 10625154, 21250308]

約数ペア:

[(1, 21250308), (2, 10625154), (3, 7083436), (4, 5312577), (6, 3541718), (12, 1770859)]