21022208

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{2161}}^1$

素因数の和:2198

約数の個数: 40

約数和(自身を含む): 44234520

約数和(自身を除く): 23212312

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2161, 2432, 4322, 4864, 8644, 9728, 17288, 34576, 41059, 69152, 82118, 138304, 164236, 276608, 328472, 553216, 656944, 1106432, 1313888, 2627776, 5255552, 10511104, 21022208]

約数ペア:

[(1, 21022208), (2, 10511104), (4, 5255552), (8, 2627776), (16, 1313888), (19, 1106432), (32, 656944), (38, 553216), (64, 328472), (76, 276608), (128, 164236), (152, 138304), (256, 82118), (304, 69152), (512, 41059), (608, 34576), (1216, 17288), (2161, 9728), (2432, 8644), (4322, 4864)]