20211287553

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{887}}^1\times {\mathrm{61751}}^1$

素因数の和:62685

約数の個数: 24

約数和(自身を含む): 29940333696

約数和(自身を除く): 9729046143

約数列:

[1, 3, 9, 41, 123, 369, 887, 2661, 7983, 36367, 61751, 109101, 185253, 327303, 555759, 2531791, 7595373, 22786119, 54773137, 164319411, 492958233, 2245698617, 6737095851, 20211287553]

約数ペア:

[(1, 20211287553), (3, 6737095851), (9, 2245698617), (41, 492958233), (123, 164319411), (369, 54773137), (887, 22786119), (2661, 7595373), (7983, 2531791), (36367, 555759), (61751, 327303), (109101, 185253)]