21085523

素因数分解:

${\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 22973280

約数和(自身を除く): 1887757

約数列:

[1, 29, 37, 43, 457, 1073, 1247, 1591, 13253, 16909, 19651, 46139, 490361, 569879, 727087, 21085523]

約数ペア:

[(1, 21085523), (29, 727087), (37, 569879), (43, 490361), (457, 46139), (1073, 19651), (1247, 16909), (1591, 13253)]