21120510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{704017}}^1$

素因数の和:704027

約数の個数: 16

約数和(自身を含む): 50689296

約数和(自身を除く): 29568786

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 704017, 1408034, 2112051, 3520085, 4224102, 7040170, 10560255, 21120510]

約数ペア:

[(1, 21120510), (2, 10560255), (3, 7040170), (5, 4224102), (6, 3520085), (10, 2112051), (15, 1408034), (30, 704017)]