21000228131

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{12859907}}^1$

素因数の和:12860001

約数の個数: 8

約数和(自身を含む): 22221921024

約数和(自身を除く): 1221692893

約数列:

[1, 23, 71, 1633, 12859907, 295777861, 913053397, 21000228131]

約数ペア:

[(1, 21000228131), (23, 913053397), (71, 295777861), (1633, 12859907)]