21294690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{709823}}^1$

素因数の和:709833

約数の個数: 16

約数和(自身を含む): 51107328

約数和(自身を除く): 29812638

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 709823, 1419646, 2129469, 3549115, 4258938, 7098230, 10647345, 21294690]

約数ペア:

[(1, 21294690), (2, 10647345), (3, 7098230), (5, 4258938), (6, 3549115), (10, 2129469), (15, 1419646), (30, 709823)]