21273232

素因数分解:

$2^4\times {\mathrm{83}}^2\times {\mathrm{193}}^1$

素因数の和:367

約数の個数: 30

約数和(自身を含む): 41935622

約数和(自身を除く): 20662390

約数列:

[1, 2, 4, 8, 16, 83, 166, 193, 332, 386, 664, 772, 1328, 1544, 3088, 6889, 13778, 16019, 27556, 32038, 55112, 64076, 110224, 128152, 256304, 1329577, 2659154, 5318308, 10636616, 21273232]

約数ペア:

[(1, 21273232), (2, 10636616), (4, 5318308), (8, 2659154), (16, 1329577), (83, 256304), (166, 128152), (193, 110224), (332, 64076), (386, 55112), (664, 32038), (772, 27556), (1328, 16019), (1544, 13778), (3088, 6889)]