21079220736

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{1960493}}^1$

素因数の和:1960521

約数の個数: 80

約数和(自身を含む): 64178731584

約数和(自身を除く): 43099510848

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, 512, 672, 768, 896, 1344, 1536, 1792, 2688, 3584, 5376, 10752, 1960493, 3920986, 5881479, 7841972, 11762958, 13723451, 15683944, 23525916, 27446902, 31367888, 41170353, 47051832, 54893804, 62735776, 82340706, 94103664, 109787608, 125471552, 164681412, 188207328, 219575216, 250943104, 329362824, 376414656, 439150432, 501886208, 658725648, 752829312, 878300864, 1003772416, 1317451296, 1505658624, 1756601728, 2634902592, 3011317248, 3513203456, 5269805184, 7026406912, 10539610368, 21079220736]

約数ペア:

[(1, 21079220736), (2, 10539610368), (3, 7026406912), (4, 5269805184), (6, 3513203456), (7, 3011317248), (8, 2634902592), (12, 1756601728), (14, 1505658624), (16, 1317451296), (21, 1003772416), (24, 878300864), (28, 752829312), (32, 658725648), (42, 501886208), (48, 439150432), (56, 376414656), (64, 329362824), (84, 250943104), (96, 219575216), (112, 188207328), (128, 164681412), (168, 125471552), (192, 109787608), (224, 94103664), (256, 82340706), (336, 62735776), (384, 54893804), (448, 47051832), (512, 41170353), (672, 31367888), (768, 27446902), (896, 23525916), (1344, 15683944), (1536, 13723451), (1792, 11762958), (2688, 7841972), (3584, 5881479), (5376, 3920986), (10752, 1960493)]