21000739236

素因数分解:

$2^2\times 3^1\times {\mathrm{1750061603}}^1$

素因数の和:1750061610

約数の個数: 12

約数和(自身を含む): 49001724912

約数和(自身を除く): 28000985676

約数列:

[1, 2, 3, 4, 6, 12, 1750061603, 3500123206, 5250184809, 7000246412, 10500369618, 21000739236]

約数ペア:

[(1, 21000739236), (2, 10500369618), (3, 7000246412), (4, 5250184809), (6, 3500123206), (12, 1750061603)]