21060842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30881}}^1$

素因数の和:30925

約数の個数: 16

約数和(自身を含む): 35576064

約数和(自身を除く): 14515222

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30881, 61762, 339691, 679382, 957311, 1914622, 10530421, 21060842]

約数ペア:

[(1, 21060842), (2, 10530421), (11, 1914622), (22, 957311), (31, 679382), (62, 339691), (341, 61762), (682, 30881)]