21884219

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9679}}^1$

素因数の和:9722

約数の個数: 16

約数和(自身を含む): 27878400

約数和(自身を除く): 5994181

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9679, 67753, 164543, 183901, 1151801, 1287307, 3126317, 21884219]

約数ペア:

[(1, 21884219), (7, 3126317), (17, 1287307), (19, 1151801), (119, 183901), (133, 164543), (323, 67753), (2261, 9679)]