21464704

素因数分解:

$2^7\times {\mathrm{23}}^2\times {\mathrm{317}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 44842770

約数和(自身を除く): 23378066

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 317, 368, 529, 634, 736, 1058, 1268, 1472, 2116, 2536, 2944, 4232, 5072, 7291, 8464, 10144, 14582, 16928, 20288, 29164, 33856, 40576, 58328, 67712, 116656, 167693, 233312, 335386, 466624, 670772, 933248, 1341544, 2683088, 5366176, 10732352, 21464704]

約数ペア:

[(1, 21464704), (2, 10732352), (4, 5366176), (8, 2683088), (16, 1341544), (23, 933248), (32, 670772), (46, 466624), (64, 335386), (92, 233312), (128, 167693), (184, 116656), (317, 67712), (368, 58328), (529, 40576), (634, 33856), (736, 29164), (1058, 20288), (1268, 16928), (1472, 14582), (2116, 10144), (2536, 8464), (2944, 7291), (4232, 5072)]