16998009

素因数分解:

$3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2293}}^1$

素因数の和:2656

約数の個数: 16

約数和(自身を含む): 25986432

約数和(自身を除く): 8988423

約数列:

[1, 3, 7, 21, 353, 1059, 2293, 2471, 6879, 7413, 16051, 48153, 809429, 2428287, 5666003, 16998009]

約数ペア:

[(1, 16998009), (3, 5666003), (7, 2428287), (21, 809429), (353, 48153), (1059, 16051), (2293, 7413), (2471, 6879)]