21491136

素因数分解:

$2^6\times 3^3\times {\mathrm{12437}}^1$

素因数の和:12458

約数の個数: 56

約数和(自身を含む): 63185040

約数和(自身を除く): 41693904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 12437, 24874, 37311, 49748, 74622, 99496, 111933, 149244, 198992, 223866, 298488, 335799, 397984, 447732, 596976, 671598, 795968, 895464, 1193952, 1343196, 1790928, 2387904, 2686392, 3581856, 5372784, 7163712, 10745568, 21491136]

約数ペア:

[(1, 21491136), (2, 10745568), (3, 7163712), (4, 5372784), (6, 3581856), (8, 2686392), (9, 2387904), (12, 1790928), (16, 1343196), (18, 1193952), (24, 895464), (27, 795968), (32, 671598), (36, 596976), (48, 447732), (54, 397984), (64, 335799), (72, 298488), (96, 223866), (108, 198992), (144, 149244), (192, 111933), (216, 99496), (288, 74622), (432, 49748), (576, 37311), (864, 24874), (1728, 12437)]