21043608957

素因数分解:

$3^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{544903}}^1$

素因数の和:545529

約数の個数: 24

約数和(自身を含む): 34795389824

約数和(自身を除く): 13751780867

約数列:

[1, 3, 7, 9, 21, 63, 613, 1839, 4291, 5517, 12873, 38619, 544903, 1634709, 3814321, 4904127, 11442963, 34328889, 334025539, 1002076617, 2338178773, 3006229851, 7014536319, 21043608957]

約数ペア:

[(1, 21043608957), (3, 7014536319), (7, 3006229851), (9, 2338178773), (21, 1002076617), (63, 334025539), (613, 34328889), (1839, 11442963), (4291, 4904127), (5517, 3814321), (12873, 1634709), (38619, 544903)]