21389702399

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{80039}}^1$

素因数の和:80450

約数の個数: 16

約数和(自身を含む): 23482455360

約数和(自身を除く): 2092752961

約数列:

[1, 13, 61, 337, 793, 4381, 20557, 80039, 267241, 1040507, 4882379, 26973143, 63470927, 350650859, 1645361723, 21389702399]

約数ペア:

[(1, 21389702399), (13, 1645361723), (61, 350650859), (337, 63470927), (793, 26973143), (4381, 4882379), (20557, 1040507), (80039, 267241)]