21000297012

素因数分解:

$2^2\times 3^1\times {\mathrm{1750024751}}^1$

素因数の和:1750024758

約数の個数: 12

約数和(自身を含む): 49000693056

約数和(自身を除く): 28000396044

約数列:

[1, 2, 3, 4, 6, 12, 1750024751, 3500049502, 5250074253, 7000099004, 10500148506, 21000297012]

約数ペア:

[(1, 21000297012), (2, 10500148506), (3, 7000099004), (4, 5250074253), (6, 3500049502), (12, 1750024751)]