21812437

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1277}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 24537600

約数和(自身を除く): 2725163

約数列:

[1, 19, 29, 31, 551, 589, 899, 1277, 17081, 24263, 37033, 39587, 703627, 752153, 1148023, 21812437]

約数ペア:

[(1, 21812437), (19, 1148023), (29, 752153), (31, 703627), (551, 39587), (589, 37033), (899, 24263), (1277, 17081)]