21025856

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17291}}^1$

素因数の和:17322

約数の個数: 28

約数和(自身を含む): 43921680

約数和(自身を除く): 22895824

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17291, 34582, 69164, 138328, 276656, 328529, 553312, 657058, 1106624, 1314116, 2628232, 5256464, 10512928, 21025856]

約数ペア:

[(1, 21025856), (2, 10512928), (4, 5256464), (8, 2628232), (16, 1314116), (19, 1106624), (32, 657058), (38, 553312), (64, 328529), (76, 276656), (152, 138328), (304, 69164), (608, 34582), (1216, 17291)]