22152781

素因数分解:

$7^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 27091584

約数和(自身を除く): 4938803

約数列:

[1, 7, 29, 53, 71, 203, 371, 497, 841, 1537, 2059, 3763, 5887, 10759, 14413, 26341, 44573, 59711, 109127, 312011, 417977, 763889, 3164683, 22152781]

約数ペア:

[(1, 22152781), (7, 3164683), (29, 763889), (53, 417977), (71, 312011), (203, 109127), (371, 59711), (497, 44573), (841, 26341), (1537, 14413), (2059, 10759), (3763, 5887)]