21977776772

素因数分解:

$2^2\times 7^1\times {\mathrm{784920599}}^1$

素因数の和:784920610

約数の個数: 12

約数和(自身を含む): 43955553600

約数和(自身を除く): 21977776828

約数列:

[1, 2, 4, 7, 14, 28, 784920599, 1569841198, 3139682396, 5494444193, 10988888386, 21977776772]

約数ペア:

[(1, 21977776772), (2, 10988888386), (4, 5494444193), (7, 3139682396), (14, 1569841198), (28, 784920599)]