21000368652

素因数分解:

$2^2\times 3^1\times {\mathrm{1750030721}}^1$

素因数の和:1750030728

約数の個数: 12

約数和(自身を含む): 49000860216

約数和(自身を除く): 28000491564

約数列:

[1, 2, 3, 4, 6, 12, 1750030721, 3500061442, 5250092163, 7000122884, 10500184326, 21000368652]

約数ペア:

[(1, 21000368652), (2, 10500184326), (3, 7000122884), (4, 5250092163), (6, 3500061442), (12, 1750030721)]