21328068

素因数分解:

$2^2\times 3^1\times {\mathrm{1777339}}^1$

素因数の和:1777346

約数の個数: 12

約数和(自身を含む): 49765520

約数和(自身を除く): 28437452

約数列:

[1, 2, 3, 4, 6, 12, 1777339, 3554678, 5332017, 7109356, 10664034, 21328068]

約数ペア:

[(1, 21328068), (2, 10664034), (3, 7109356), (4, 5332017), (6, 3554678), (12, 1777339)]