21649152

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{4027}}^1$

素因数の和:4053

約数の個数: 72

約数和(自身を含む): 65865856

約数和(自身を除く): 44216704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 4027, 5376, 8054, 12081, 16108, 24162, 28189, 32216, 48324, 56378, 64432, 84567, 96648, 112756, 128864, 169134, 193296, 225512, 257728, 338268, 386592, 451024, 515456, 676536, 773184, 902048, 1030912, 1353072, 1546368, 1804096, 2706144, 3092736, 3608192, 5412288, 7216384, 10824576, 21649152]

約数ペア:

[(1, 21649152), (2, 10824576), (3, 7216384), (4, 5412288), (6, 3608192), (7, 3092736), (8, 2706144), (12, 1804096), (14, 1546368), (16, 1353072), (21, 1030912), (24, 902048), (28, 773184), (32, 676536), (42, 515456), (48, 451024), (56, 386592), (64, 338268), (84, 257728), (96, 225512), (112, 193296), (128, 169134), (168, 128864), (192, 112756), (224, 96648), (256, 84567), (336, 64432), (384, 56378), (448, 48324), (672, 32216), (768, 28189), (896, 24162), (1344, 16108), (1792, 12081), (2688, 8054), (4027, 5376)]