21000388627

素因数分解:

${\mathrm{37}}^1\times {\mathrm{7001}}^1\times {\mathrm{81071}}^1$

素因数の和:88109

約数の個数: 8

約数和(自身を含む): 21571313472

約数和(自身を除く): 570924845

約数列:

[1, 37, 7001, 81071, 259037, 2999627, 567578071, 21000388627]

約数ペア:

[(1, 21000388627), (37, 567578071), (7001, 2999627), (81071, 259037)]