21794440895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{503743}}^1$

素因数の和:504274

約数の個数: 16

約数和(自身を含む): 27746219520

約数和(自身を除く): 5951778625

約数列:

[1, 5, 17, 85, 509, 2545, 8653, 43265, 503743, 2518715, 8563631, 42818155, 256405187, 1282025935, 4358888179, 21794440895]

約数ペア:

[(1, 21794440895), (5, 4358888179), (17, 1282025935), (85, 256405187), (509, 42818155), (2545, 8563631), (8653, 2518715), (43265, 503743)]