811399680021

素因数分解:

$3^1\times 7^1\times {\mathrm{38638080001}}^1$

素因数の和:38638080011

約数の個数: 8

約数和(自身を含む): 1236418560064

約数和(自身を除く): 425018880043

約数列:

[1, 3, 7, 21, 38638080001, 115914240003, 270466560007, 811399680021]

約数ペア:

[(1, 811399680021), (3, 270466560007), (7, 115914240003), (21, 38638080001)]