20210127

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56611}}^1$

素因数の和:56638

約数の個数: 16

約数和(自身を含む): 32608512

約数和(自身を除く): 12398385

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56611, 169833, 396277, 962387, 1188831, 2887161, 6736709, 20210127]

約数ペア:

[(1, 20210127), (3, 6736709), (7, 2887161), (17, 1188831), (21, 962387), (51, 396277), (119, 169833), (357, 56611)]