21635085

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 35868672

約数和(自身を除く): 14233587

約数列:

[1, 3, 5, 15, 41, 123, 127, 205, 277, 381, 615, 635, 831, 1385, 1905, 4155, 5207, 11357, 15621, 26035, 34071, 35179, 56785, 78105, 105537, 170355, 175895, 527685, 1442339, 4327017, 7211695, 21635085]

約数ペア:

[(1, 21635085), (3, 7211695), (5, 4327017), (15, 1442339), (41, 527685), (123, 175895), (127, 170355), (205, 105537), (277, 78105), (381, 56785), (615, 35179), (635, 34071), (831, 26035), (1385, 15621), (1905, 11357), (4155, 5207)]