16940385042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{403342501}}^1$

素因数の和:403342513

約数の個数: 16

約数和(自身を含む): 38720880192

約数和(自身を除く): 21780495150

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 403342501, 806685002, 1210027503, 2420055006, 2823397507, 5646795014, 8470192521, 16940385042]

約数ペア:

[(1, 16940385042), (2, 8470192521), (3, 5646795014), (6, 2823397507), (7, 2420055006), (14, 1210027503), (21, 806685002), (42, 403342501)]