21152808963

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{498053}}^1$

素因数の和:498097

約数の個数: 48

約数和(自身を含む): 37095061920

約数和(自身を除く): 15942252957

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 121, 143, 297, 351, 363, 429, 1089, 1287, 1573, 3267, 3861, 4719, 14157, 42471, 498053, 1494159, 4482477, 5478583, 6474689, 13447431, 16435749, 19424067, 49307247, 58272201, 60264413, 71221579, 147921741, 174816603, 180793239, 213664737, 542379717, 640994211, 783437369, 1627139151, 1922982633, 2350312107, 7050936321, 21152808963]

約数ペア:

[(1, 21152808963), (3, 7050936321), (9, 2350312107), (11, 1922982633), (13, 1627139151), (27, 783437369), (33, 640994211), (39, 542379717), (99, 213664737), (117, 180793239), (121, 174816603), (143, 147921741), (297, 71221579), (351, 60264413), (363, 58272201), (429, 49307247), (1089, 19424067), (1287, 16435749), (1573, 13447431), (3267, 6474689), (3861, 5478583), (4719, 4482477), (14157, 1494159), (42471, 498053)]