21250452

素因数分解:

$2^2\times 3^1\times {\mathrm{1770871}}^1$

素因数の和:1770878

約数の個数: 12

約数和(自身を含む): 49584416

約数和(自身を除く): 28333964

約数列:

[1, 2, 3, 4, 6, 12, 1770871, 3541742, 5312613, 7083484, 10625226, 21250452]

約数ペア:

[(1, 21250452), (2, 10625226), (3, 7083484), (4, 5312613), (6, 3541742), (12, 1770871)]