21777437

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 24615360

約数和(自身を除く): 2837923

約数列:

[1, 11, 41, 109, 443, 451, 1199, 4469, 4873, 18163, 48287, 49159, 199793, 531157, 1979767, 21777437]

約数ペア:

[(1, 21777437), (11, 1979767), (41, 531157), (109, 199793), (443, 49159), (451, 48287), (1199, 18163), (4469, 4873)]