21807726

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4271}}^1$

素因数の和:4336

約数の個数: 32

約数和(自身を含む): 46752768

約数和(自身を除く): 24945042

約数列:

[1, 2, 3, 6, 23, 37, 46, 69, 74, 111, 138, 222, 851, 1702, 2553, 4271, 5106, 8542, 12813, 25626, 98233, 158027, 196466, 294699, 316054, 474081, 589398, 948162, 3634621, 7269242, 10903863, 21807726]

約数ペア:

[(1, 21807726), (2, 10903863), (3, 7269242), (6, 3634621), (23, 948162), (37, 589398), (46, 474081), (69, 316054), (74, 294699), (111, 196466), (138, 158027), (222, 98233), (851, 25626), (1702, 12813), (2553, 8542), (4271, 5106)]