21283935

素因数分解:

$3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3203}}^1$

素因数の和:3654

約数の個数: 16

約数和(自身を含む): 34141824

約数和(自身を除く): 12857889

約数列:

[1, 3, 5, 15, 443, 1329, 2215, 3203, 6645, 9609, 16015, 48045, 1418929, 4256787, 7094645, 21283935]

約数ペア:

[(1, 21283935), (3, 7094645), (5, 4256787), (15, 1418929), (443, 48045), (1329, 16015), (2215, 9609), (3203, 6645)]