21729270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{724309}}^1$

素因数の和:724319

約数の個数: 16

約数和(自身を含む): 52150320

約数和(自身を除く): 30421050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 724309, 1448618, 2172927, 3621545, 4345854, 7243090, 10864635, 21729270]

約数ペア:

[(1, 21729270), (2, 10864635), (3, 7243090), (5, 4345854), (6, 3621545), (10, 2172927), (15, 1448618), (30, 724309)]