21080633

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{22643}}^1$

素因数の和:22676

約数の個数: 12

約数和(自身を含む): 25814160

約数和(自身を除く): 4733527

約数列:

[1, 7, 19, 49, 133, 931, 22643, 158501, 430217, 1109507, 3011519, 21080633]

約数ペア:

[(1, 21080633), (7, 3011519), (19, 1109507), (49, 430217), (133, 158501), (931, 22643)]