16937949

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42451}}^1$

素因数の和:42480

約数の個数: 16

約数和(自身を含む): 27169280

約数和(自身を除く): 10231331

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 42451, 127353, 297157, 806569, 891471, 2419707, 5645983, 16937949]

約数ペア:

[(1, 16937949), (3, 5645983), (7, 2419707), (19, 891471), (21, 806569), (57, 297157), (133, 127353), (399, 42451)]