21544580

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9533}}^1$

素因数の和:9655

約数の個数: 24

約数和(自身を含む): 45648792

約数和(自身を除く): 24104212

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 9533, 19066, 38132, 47665, 95330, 190660, 1077229, 2154458, 4308916, 5386145, 10772290, 21544580]

約数ペア:

[(1, 21544580), (2, 10772290), (4, 5386145), (5, 4308916), (10, 2154458), (20, 1077229), (113, 190660), (226, 95330), (452, 47665), (565, 38132), (1130, 19066), (2260, 9533)]