16320213

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19927}}^1$

素因数の和:19953

約数の個数: 24

約数和(自身を含む): 29015168

約数和(自身を除く): 12694955

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 19927, 59781, 139489, 179343, 259051, 418467, 777153, 1255401, 1813357, 2331459, 5440071, 16320213]

約数ペア:

[(1, 16320213), (3, 5440071), (7, 2331459), (9, 1813357), (13, 1255401), (21, 777153), (39, 418467), (63, 259051), (91, 179343), (117, 139489), (273, 59781), (819, 19927)]