21908970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243433}}^1$

素因数の和:243446

約数の個数: 24

約数和(自身を含む): 56963556

約数和(自身を除く): 35054586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243433, 486866, 730299, 1217165, 1460598, 2190897, 2434330, 3651495, 4381794, 7302990, 10954485, 21908970]

約数ペア:

[(1, 21908970), (2, 10954485), (3, 7302990), (5, 4381794), (6, 3651495), (9, 2434330), (10, 2190897), (15, 1460598), (18, 1217165), (30, 730299), (45, 486866), (90, 243433)]