2021479985

素因数分解:

$5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{133387}}^1$

素因数の和:133832

約数の個数: 16

約数和(自身を含む): 2778738816

約数和(自身を除く): 757258831

約数列:

[1, 5, 7, 35, 433, 2165, 3031, 15155, 133387, 666935, 933709, 4668545, 57756571, 288782855, 404295997, 2021479985]

約数ペア:

[(1, 2021479985), (5, 404295997), (7, 288782855), (35, 57756571), (433, 4668545), (2165, 933709), (3031, 666935), (15155, 133387)]