22390221

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{20117}}^1$

素因数の和:20180

約数の個数: 16

約数和(自身を含む): 34763904

約数和(自身を除く): 12373683

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 20117, 60351, 140819, 422457, 1066201, 3198603, 7463407, 22390221]

約数ペア:

[(1, 22390221), (3, 7463407), (7, 3198603), (21, 1066201), (53, 422457), (159, 140819), (371, 60351), (1113, 20117)]