21435938559

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1\times {\mathrm{14423}}^1$

素因数の和:15228

約数の個数: 48

約数和(自身を含む): 36578340864

約数和(自身を除く): 15142402305

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 761, 1953, 2283, 5327, 6849, 14423, 15981, 23591, 43269, 47943, 70773, 100961, 129807, 165137, 212319, 302883, 447113, 495411, 908649, 1341339, 1486233, 3129791, 4024017, 9389373, 10975903, 28168119, 32927709, 76831321, 98783127, 230493963, 340252993, 691481889, 1020758979, 2381770951, 3062276937, 7145312853, 21435938559]

約数ペア:

[(1, 21435938559), (3, 7145312853), (7, 3062276937), (9, 2381770951), (21, 1020758979), (31, 691481889), (63, 340252993), (93, 230493963), (217, 98783127), (279, 76831321), (651, 32927709), (761, 28168119), (1953, 10975903), (2283, 9389373), (5327, 4024017), (6849, 3129791), (14423, 1486233), (15981, 1341339), (23591, 908649), (43269, 495411), (47943, 447113), (70773, 302883), (100961, 212319), (129807, 165137)]