16857897

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47221}}^1$

素因数の和:47248

約数の個数: 16

約数和(自身を含む): 27199872

約数和(自身を除く): 10341975

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 47221, 141663, 330547, 802757, 991641, 2408271, 5619299, 16857897]

約数ペア:

[(1, 16857897), (3, 5619299), (7, 2408271), (17, 991641), (21, 802757), (51, 330547), (119, 141663), (357, 47221)]