21628354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{7741}}^1$

素因数の和:7881

約数の個数: 16

約数和(自身を含む): 35675136

約数和(自身を除く): 14046782

約数列:

[1, 2, 11, 22, 127, 254, 1397, 2794, 7741, 15482, 85151, 170302, 983107, 1966214, 10814177, 21628354]

約数ペア:

[(1, 21628354), (2, 10814177), (11, 1966214), (22, 983107), (127, 170302), (254, 85151), (1397, 15482), (2794, 7741)]