22115889

素因数分解:

$3^3\times {\mathrm{43}}^2\times {\mathrm{443}}^1$

素因数の和:538

約数の個数: 24

約数和(自身を含む): 33619680

約数和(自身を除く): 11503791

約数列:

[1, 3, 9, 27, 43, 129, 387, 443, 1161, 1329, 1849, 3987, 5547, 11961, 16641, 19049, 49923, 57147, 171441, 514323, 819107, 2457321, 7371963, 22115889]

約数ペア:

[(1, 22115889), (3, 7371963), (9, 2457321), (27, 819107), (43, 514323), (129, 171441), (387, 57147), (443, 49923), (1161, 19049), (1329, 16641), (1849, 11961), (3987, 5547)]