21495293

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{739}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 23976000

約数和(自身を除く): 2480707

約数列:

[1, 17, 29, 59, 493, 739, 1003, 1711, 12563, 21431, 29087, 43601, 364327, 741217, 1264429, 21495293]

約数ペア:

[(1, 21495293), (17, 1264429), (29, 741217), (59, 364327), (493, 43601), (739, 29087), (1003, 21431), (1711, 12563)]