21923869

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 25472160

約数和(自身を除く): 3548291

約数列:

[1, 11, 37, 59, 83, 121, 407, 649, 913, 2183, 3071, 4477, 4897, 7139, 10043, 24013, 33781, 53867, 181189, 264143, 371591, 592537, 1993079, 21923869]

約数ペア:

[(1, 21923869), (11, 1993079), (37, 592537), (59, 371591), (83, 264143), (121, 181189), (407, 53867), (649, 33781), (913, 24013), (2183, 10043), (3071, 7139), (4477, 4897)]