21680608

素因数分解:

$2^5\times {\mathrm{167}}^1\times {\mathrm{4057}}^1$

素因数の和:4234

約数の個数: 24

約数和(自身を含む): 42949872

約数和(自身を除く): 21269264

約数列:

[1, 2, 4, 8, 16, 32, 167, 334, 668, 1336, 2672, 4057, 5344, 8114, 16228, 32456, 64912, 129824, 677519, 1355038, 2710076, 5420152, 10840304, 21680608]

約数ペア:

[(1, 21680608), (2, 10840304), (4, 5420152), (8, 2710076), (16, 1355038), (32, 677519), (167, 129824), (334, 64912), (668, 32456), (1336, 16228), (2672, 8114), (4057, 5344)]