21541018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{7937}}^1$

素因数の和:8021

約数の個数: 16

約数和(自身を含む): 34292160

約数和(自身を除く): 12751142

約数列:

[1, 2, 23, 46, 59, 118, 1357, 2714, 7937, 15874, 182551, 365102, 468283, 936566, 10770509, 21541018]

約数ペア:

[(1, 21541018), (2, 10770509), (23, 936566), (46, 468283), (59, 365102), (118, 182551), (1357, 15874), (2714, 7937)]