21922315

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1782

約数の個数: 16

約数和(自身を含む): 27414720

約数和(自身を除く): 5492405

約数列:

[1, 5, 37, 71, 185, 355, 1669, 2627, 8345, 13135, 61753, 118499, 308765, 592495, 4384463, 21922315]

約数ペア:

[(1, 21922315), (5, 4384463), (37, 592495), (71, 308765), (185, 118499), (355, 61753), (1669, 13135), (2627, 8345)]