208536552021

素因数分解:

$3^1\times 7^1\times {\mathrm{3001}}^1\times {\mathrm{3309001}}^1$

素因数の和:3312012

約数の個数: 16

約数和(自身を含む): 317875968128

約数和(自身を除く): 109339416107

約数列:

[1, 3, 7, 21, 3001, 9003, 21007, 63021, 3309001, 9927003, 23163007, 69489021, 9930312001, 29790936003, 69512184007, 208536552021]

約数ペア:

[(1, 208536552021), (3, 69512184007), (7, 29790936003), (21, 9930312001), (3001, 69489021), (9003, 23163007), (21007, 9927003), (63021, 3309001)]