20223777

素因数分解:

$3^1\times 7^1\times {\mathrm{853}}^1\times {\mathrm{1129}}^1$

素因数の和:1992

約数の個数: 16

約数和(自身を含む): 30880640

約数和(自身を除く): 10656863

約数列:

[1, 3, 7, 21, 853, 1129, 2559, 3387, 5971, 7903, 17913, 23709, 963037, 2889111, 6741259, 20223777]

約数ペア:

[(1, 20223777), (3, 6741259), (7, 2889111), (21, 963037), (853, 23709), (1129, 17913), (2559, 7903), (3387, 5971)]