21025536

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{3911}}^1$

素因数の和:3937

約数の個数: 72

約数和(自身を含む): 63969024

約数和(自身を除く): 42943488

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, 3911, 5376, 7822, 11733, 15644, 23466, 27377, 31288, 46932, 54754, 62576, 82131, 93864, 109508, 125152, 164262, 187728, 219016, 250304, 328524, 375456, 438032, 500608, 657048, 750912, 876064, 1001216, 1314096, 1501824, 1752128, 2628192, 3003648, 3504256, 5256384, 7008512, 10512768, 21025536]

約数ペア:

[(1, 21025536), (2, 10512768), (3, 7008512), (4, 5256384), (6, 3504256), (7, 3003648), (8, 2628192), (12, 1752128), (14, 1501824), (16, 1314096), (21, 1001216), (24, 876064), (28, 750912), (32, 657048), (42, 500608), (48, 438032), (56, 375456), (64, 328524), (84, 250304), (96, 219016), (112, 187728), (128, 164262), (168, 125152), (192, 109508), (224, 93864), (256, 82131), (336, 62576), (384, 54754), (448, 46932), (672, 31288), (768, 27377), (896, 23466), (1344, 15644), (1792, 11733), (2688, 7822), (3911, 5376)]