21456842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{4259}}^1$

素因数の和:4501

約数の個数: 16

約数和(自身を含む): 35272800

約数和(自身を除く): 13815958

約数列:

[1, 2, 11, 22, 229, 458, 2519, 4259, 5038, 8518, 46849, 93698, 975311, 1950622, 10728421, 21456842]

約数ペア:

[(1, 21456842), (2, 10728421), (11, 1950622), (22, 975311), (229, 93698), (458, 46849), (2519, 8518), (4259, 5038)]