42187467

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{105733}}^1$

素因数の和:105762

約数の個数: 16

約数和(自身を含む): 67669760

約数和(自身を除く): 25482293

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 105733, 317199, 740131, 2008927, 2220393, 6026781, 14062489, 42187467]

約数ペア:

[(1, 42187467), (3, 14062489), (7, 6026781), (19, 2220393), (21, 2008927), (57, 740131), (133, 317199), (399, 105733)]