2809820160021

素因数分解:

$3^1\times 7^1\times {\mathrm{133800960001}}^1$

素因数の和:133800960011

約数の個数: 8

約数和(自身を含む): 4281630720064

約数和(自身を除く): 1471810560043

約数列:

[1, 3, 7, 21, 133800960001, 401402880003, 936606720007, 2809820160021]

約数ペア:

[(1, 2809820160021), (3, 936606720007), (7, 401402880003), (21, 133800960001)]