21094204

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{13151}}^1$

素因数の和:13556

約数の個数: 12

約数和(自身を含む): 37009728

約数和(自身を除く): 15915524

約数列:

[1, 2, 4, 401, 802, 1604, 13151, 26302, 52604, 5273551, 10547102, 21094204]

約数ペア:

[(1, 21094204), (2, 10547102), (4, 5273551), (401, 52604), (802, 26302), (1604, 13151)]