21906510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{730217}}^1$

素因数の和:730227

約数の個数: 16

約数和(自身を含む): 52575696

約数和(自身を除く): 30669186

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 730217, 1460434, 2190651, 3651085, 4381302, 7302170, 10953255, 21906510]

約数ペア:

[(1, 21906510), (2, 10953255), (3, 7302170), (5, 4381302), (6, 3651085), (10, 2190651), (15, 1460434), (30, 730217)]