21850089

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{443}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 29985984

約数和(自身を除く): 8135895

約数列:

[1, 3, 41, 123, 401, 443, 1203, 1329, 16441, 18163, 49323, 54489, 177643, 532929, 7283363, 21850089]

約数ペア:

[(1, 21850089), (3, 7283363), (41, 532929), (123, 177643), (401, 54489), (443, 49323), (1203, 18163), (1329, 16441)]