21048064

素因数分解:

$2^8\times {\mathrm{82219}}^1$

素因数の和:82235

約数の個数: 18

約数和(自身を含む): 42014420

約数和(自身を除く): 20966356

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 82219, 164438, 328876, 657752, 1315504, 2631008, 5262016, 10524032, 21048064]

約数ペア:

[(1, 21048064), (2, 10524032), (4, 5262016), (8, 2631008), (16, 1315504), (32, 657752), (64, 328876), (128, 164438), (256, 82219)]