21000891252

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1117}}^1\times {\mathrm{142433}}^1$

素因数の和:143568

約数の個数: 48

約数和(自身を含む): 53505047232

約数和(自身を除く): 32504155980

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 1117, 2234, 3351, 4468, 6702, 12287, 13404, 24574, 36861, 49148, 73722, 142433, 147444, 284866, 427299, 569732, 854598, 1566763, 1709196, 3133526, 4700289, 6267052, 9400578, 18801156, 159097661, 318195322, 477292983, 636390644, 954585966, 1750074271, 1909171932, 3500148542, 5250222813, 7000297084, 10500445626, 21000891252]

約数ペア:

[(1, 21000891252), (2, 10500445626), (3, 7000297084), (4, 5250222813), (6, 3500148542), (11, 1909171932), (12, 1750074271), (22, 954585966), (33, 636390644), (44, 477292983), (66, 318195322), (132, 159097661), (1117, 18801156), (2234, 9400578), (3351, 6267052), (4468, 4700289), (6702, 3133526), (12287, 1709196), (13404, 1566763), (24574, 854598), (36861, 569732), (49148, 427299), (73722, 284866), (142433, 147444)]