21993132317

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{821651}}^1$

素因数の和:821764

約数の個数: 16

約数和(自身を含む): 24846756480

約数和(自身を除く): 2853624163

約数列:

[1, 13, 29, 71, 377, 923, 2059, 26767, 821651, 10681463, 23827879, 58337221, 309762427, 758383873, 1691779409, 21993132317]

約数ペア:

[(1, 21993132317), (13, 1691779409), (29, 758383873), (71, 309762427), (377, 58337221), (923, 23827879), (2059, 10681463), (26767, 821651)]