2021330871243

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{4057}}^1\times {\mathrm{17681}}^1$

素因数の和:21876

約数の個数: 48

約数和(自身を含む): 3044646888192

約数和(自身を除く): 1023316016949

約数列:

[1, 3, 9, 31, 93, 101, 279, 303, 909, 3131, 4057, 9393, 12171, 17681, 28179, 36513, 53043, 125767, 159129, 377301, 409757, 548111, 1131903, 1229271, 1644333, 1785781, 3687813, 4932999, 5357343, 12702467, 16072029, 38107401, 55359211, 71731817, 114322203, 166077633, 215195451, 498232899, 645586353, 2223686327, 6671058981, 7244913517, 20013176943, 21734740551, 65204221653, 224592319027, 673776957081, 2021330871243]

約数ペア:

[(1, 2021330871243), (3, 673776957081), (9, 224592319027), (31, 65204221653), (93, 21734740551), (101, 20013176943), (279, 7244913517), (303, 6671058981), (909, 2223686327), (3131, 645586353), (4057, 498232899), (9393, 215195451), (12171, 166077633), (17681, 114322203), (28179, 71731817), (36513, 55359211), (53043, 38107401), (125767, 16072029), (159129, 12702467), (377301, 5357343), (409757, 4932999), (548111, 3687813), (1131903, 1785781), (1229271, 1644333)]