21056772

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{159521}}^1$

素因数の和:159539

約数の個数: 24

約数和(自身を含む): 53599392

約数和(自身を除く): 32542620

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 159521, 319042, 478563, 638084, 957126, 1754731, 1914252, 3509462, 5264193, 7018924, 10528386, 21056772]

約数ペア:

[(1, 21056772), (2, 10528386), (3, 7018924), (4, 5264193), (6, 3509462), (11, 1914252), (12, 1754731), (22, 957126), (33, 638084), (44, 478563), (66, 319042), (132, 159521)]