21885984

素因数分解:

$2^5\times 3^3\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 64895040

約数和(自身を除く): 43009056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 73, 96, 108, 144, 146, 216, 219, 288, 292, 347, 432, 438, 584, 657, 694, 864, 876, 1041, 1168, 1314, 1388, 1752, 1971, 2082, 2336, 2628, 2776, 3123, 3504, 3942, 4164, 5256, 5552, 6246, 7008, 7884, 8328, 9369, 10512, 11104, 12492, 15768, 16656, 18738, 21024, 24984, 25331, 31536, 33312, 37476, 49968, 50662, 63072, 74952, 75993, 99936, 101324, 149904, 151986, 202648, 227979, 299808, 303972, 405296, 455958, 607944, 683937, 810592, 911916, 1215888, 1367874, 1823832, 2431776, 2735748, 3647664, 5471496, 7295328, 10942992, 21885984]

約数ペア:

[(1, 21885984), (2, 10942992), (3, 7295328), (4, 5471496), (6, 3647664), (8, 2735748), (9, 2431776), (12, 1823832), (16, 1367874), (18, 1215888), (24, 911916), (27, 810592), (32, 683937), (36, 607944), (48, 455958), (54, 405296), (72, 303972), (73, 299808), (96, 227979), (108, 202648), (144, 151986), (146, 149904), (216, 101324), (219, 99936), (288, 75993), (292, 74952), (347, 63072), (432, 50662), (438, 49968), (584, 37476), (657, 33312), (694, 31536), (864, 25331), (876, 24984), (1041, 21024), (1168, 18738), (1314, 16656), (1388, 15768), (1752, 12492), (1971, 11104), (2082, 10512), (2336, 9369), (2628, 8328), (2776, 7884), (3123, 7008), (3504, 6246), (3942, 5552), (4164, 5256)]