21342976

素因数分解:

$2^8\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:596

約数の個数: 36

約数和(自身を含む): 42899472

約数和(自身を除く): 21556496

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 263, 317, 526, 634, 1052, 1268, 2104, 2536, 4208, 5072, 8416, 10144, 16832, 20288, 33664, 40576, 67328, 81152, 83371, 166742, 333484, 666968, 1333936, 2667872, 5335744, 10671488, 21342976]

約数ペア:

[(1, 21342976), (2, 10671488), (4, 5335744), (8, 2667872), (16, 1333936), (32, 666968), (64, 333484), (128, 166742), (256, 83371), (263, 81152), (317, 67328), (526, 40576), (634, 33664), (1052, 20288), (1268, 16832), (2104, 10144), (2536, 8416), (4208, 5072)]