21499776

素因数分解:

$2^7\times 3^3\times {\mathrm{6221}}^1$

素因数の和:6244

約数の個数: 64

約数和(自身を含む): 63464400

約数和(自身を除く): 41964624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 6221, 12442, 18663, 24884, 37326, 49768, 55989, 74652, 99536, 111978, 149304, 167967, 199072, 223956, 298608, 335934, 398144, 447912, 597216, 671868, 796288, 895824, 1194432, 1343736, 1791648, 2388864, 2687472, 3583296, 5374944, 7166592, 10749888, 21499776]

約数ペア:

[(1, 21499776), (2, 10749888), (3, 7166592), (4, 5374944), (6, 3583296), (8, 2687472), (9, 2388864), (12, 1791648), (16, 1343736), (18, 1194432), (24, 895824), (27, 796288), (32, 671868), (36, 597216), (48, 447912), (54, 398144), (64, 335934), (72, 298608), (96, 223956), (108, 199072), (128, 167967), (144, 149304), (192, 111978), (216, 99536), (288, 74652), (384, 55989), (432, 49768), (576, 37326), (864, 24884), (1152, 18663), (1728, 12442), (3456, 6221)]