21951288

素因数分解:

$2^3\times 3^2\times {\mathrm{304879}}^1$

素因数の和:304891

約数の個数: 24

約数和(自身を含む): 59451600

約数和(自身を除く): 37500312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 304879, 609758, 914637, 1219516, 1829274, 2439032, 2743911, 3658548, 5487822, 7317096, 10975644, 21951288]

約数ペア:

[(1, 21951288), (2, 10975644), (3, 7317096), (4, 5487822), (6, 3658548), (8, 2743911), (9, 2439032), (12, 1829274), (18, 1219516), (24, 914637), (36, 609758), (72, 304879)]