21025435

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3919}}^1$

素因数の和:3990

約数の個数: 16

約数和(自身を含む): 26812800

約数和(自身を除く): 5787365

約数列:

[1, 5, 29, 37, 145, 185, 1073, 3919, 5365, 19595, 113651, 145003, 568255, 725015, 4205087, 21025435]

約数ペア:

[(1, 21025435), (5, 4205087), (29, 725015), (37, 568255), (145, 145003), (185, 113651), (1073, 19595), (3919, 5365)]