21345270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{711509}}^1$

素因数の和:711519

約数の個数: 16

約数和(自身を含む): 51228720

約数和(自身を除く): 29883450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 711509, 1423018, 2134527, 3557545, 4269054, 7115090, 10672635, 21345270]

約数ペア:

[(1, 21345270), (2, 10672635), (3, 7115090), (5, 4269054), (6, 3557545), (10, 2134527), (15, 1423018), (30, 711509)]