16870917

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42283}}^1$

素因数の和:42312

約数の個数: 16

約数和(自身を含む): 27061760

約数和(自身を除く): 10190843

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 42283, 126849, 295981, 803377, 887943, 2410131, 5623639, 16870917]

約数ペア:

[(1, 16870917), (3, 5623639), (7, 2410131), (19, 887943), (21, 803377), (57, 295981), (133, 126849), (399, 42283)]