21374804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1063}}^1$

素因数の和:1535

約数の個数: 24

約数和(自身を含む): 40934208

約数和(自身を除く): 19559404

約数列:

[1, 2, 4, 11, 22, 44, 457, 914, 1063, 1828, 2126, 4252, 5027, 10054, 11693, 20108, 23386, 46772, 485791, 971582, 1943164, 5343701, 10687402, 21374804]

約数ペア:

[(1, 21374804), (2, 10687402), (4, 5343701), (11, 1943164), (22, 971582), (44, 485791), (457, 46772), (914, 23386), (1063, 20108), (1828, 11693), (2126, 10054), (4252, 5027)]