21276192

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{4523}}^1$

素因数の和:4550

約数の個数: 72

約数和(自身を含む): 64982736

約数和(自身を除く): 43706544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4523, 4704, 9046, 13569, 18092, 27138, 31661, 36184, 54276, 63322, 72368, 94983, 108552, 126644, 144736, 189966, 217104, 221627, 253288, 379932, 434208, 443254, 506576, 664881, 759864, 886508, 1013152, 1329762, 1519728, 1773016, 2659524, 3039456, 3546032, 5319048, 7092064, 10638096, 21276192]

約数ペア:

[(1, 21276192), (2, 10638096), (3, 7092064), (4, 5319048), (6, 3546032), (7, 3039456), (8, 2659524), (12, 1773016), (14, 1519728), (16, 1329762), (21, 1013152), (24, 886508), (28, 759864), (32, 664881), (42, 506576), (48, 443254), (49, 434208), (56, 379932), (84, 253288), (96, 221627), (98, 217104), (112, 189966), (147, 144736), (168, 126644), (196, 108552), (224, 94983), (294, 72368), (336, 63322), (392, 54276), (588, 36184), (672, 31661), (784, 27138), (1176, 18092), (1568, 13569), (2352, 9046), (4523, 4704)]