21922741

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:572

約数の個数: 16

約数和(自身を含む): 24167808

約数和(自身を除く): 2245067

約数列:

[1, 17, 41, 71, 443, 697, 1207, 2911, 7531, 18163, 31453, 49487, 308771, 534701, 1289573, 21922741]

約数ペア:

[(1, 21922741), (17, 1289573), (41, 534701), (71, 308771), (443, 49487), (697, 31453), (1207, 18163), (2911, 7531)]