21030288

素因数分解:

$2^4\times 3^1\times {\mathrm{438131}}^1$

素因数の和:438142

約数の個数: 20

約数和(自身を含む): 54328368

約数和(自身を除く): 33298080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438131, 876262, 1314393, 1752524, 2628786, 3505048, 5257572, 7010096, 10515144, 21030288]

約数ペア:

[(1, 21030288), (2, 10515144), (3, 7010096), (4, 5257572), (6, 3505048), (8, 2628786), (12, 1752524), (16, 1314393), (24, 876262), (48, 438131)]