21739352

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{21397}}^1$

素因数の和:21530

約数の個数: 16

約数和(自身を含む): 41084160

約数和(自身を除く): 19344808

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 21397, 42794, 85588, 171176, 2717419, 5434838, 10869676, 21739352]

約数ペア:

[(1, 21739352), (2, 10869676), (4, 5434838), (8, 2717419), (127, 171176), (254, 85588), (508, 42794), (1016, 21397)]