21180444

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{16193}}^1$

素因数の和:16309

約数の個数: 24

約数和(自身を含む): 49877520

約数和(自身を除く): 28697076

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 16193, 32386, 48579, 64772, 97158, 194316, 1765037, 3530074, 5295111, 7060148, 10590222, 21180444]

約数ペア:

[(1, 21180444), (2, 10590222), (3, 7060148), (4, 5295111), (6, 3530074), (12, 1765037), (109, 194316), (218, 97158), (327, 64772), (436, 48579), (654, 32386), (1308, 16193)]