21586176

素因数分解:

$2^8\times 3^5\times {\mathrm{347}}^1$

素因数の和:378

約数の個数: 108

約数和(自身を含む): 64729392

約数和(自身を除く): 43143216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 256, 288, 324, 347, 384, 432, 486, 576, 648, 694, 768, 864, 972, 1041, 1152, 1296, 1388, 1728, 1944, 2082, 2304, 2592, 2776, 3123, 3456, 3888, 4164, 5184, 5552, 6246, 6912, 7776, 8328, 9369, 10368, 11104, 12492, 15552, 16656, 18738, 20736, 22208, 24984, 28107, 31104, 33312, 37476, 44416, 49968, 56214, 62208, 66624, 74952, 84321, 88832, 99936, 112428, 133248, 149904, 168642, 199872, 224856, 266496, 299808, 337284, 399744, 449712, 599616, 674568, 799488, 899424, 1199232, 1349136, 1798848, 2398464, 2698272, 3597696, 5396544, 7195392, 10793088, 21586176]

約数ペア:

[(1, 21586176), (2, 10793088), (3, 7195392), (4, 5396544), (6, 3597696), (8, 2698272), (9, 2398464), (12, 1798848), (16, 1349136), (18, 1199232), (24, 899424), (27, 799488), (32, 674568), (36, 599616), (48, 449712), (54, 399744), (64, 337284), (72, 299808), (81, 266496), (96, 224856), (108, 199872), (128, 168642), (144, 149904), (162, 133248), (192, 112428), (216, 99936), (243, 88832), (256, 84321), (288, 74952), (324, 66624), (347, 62208), (384, 56214), (432, 49968), (486, 44416), (576, 37476), (648, 33312), (694, 31104), (768, 28107), (864, 24984), (972, 22208), (1041, 20736), (1152, 18738), (1296, 16656), (1388, 15552), (1728, 12492), (1944, 11104), (2082, 10368), (2304, 9369), (2592, 8328), (2776, 7776), (3123, 6912), (3456, 6246), (3888, 5552), (4164, 5184)]