21000918084

素因数分解:

$2^2\times 3^1\times {\mathrm{1750076507}}^1$

素因数の和:1750076514

約数の個数: 12

約数和(自身を含む): 49002142224

約数和(自身を除く): 28001224140

約数列:

[1, 2, 3, 4, 6, 12, 1750076507, 3500153014, 5250229521, 7000306028, 10500459042, 21000918084]

約数ペア:

[(1, 21000918084), (2, 10500459042), (3, 7000306028), (4, 5250229521), (6, 3500153014), (12, 1750076507)]