20212408

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{58757}}^1$

素因数の和:58806

約数の個数: 16

約数和(自身を含む): 38780280

約数和(自身を除く): 18567872

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 58757, 117514, 235028, 470056, 2526551, 5053102, 10106204, 20212408]

約数ペア:

[(1, 20212408), (2, 10106204), (4, 5053102), (8, 2526551), (43, 470056), (86, 235028), (172, 117514), (344, 58757)]