21094217216

素因数分解:

$2^9\times {\mathrm{1543}}^1\times {\mathrm{26701}}^1$

素因数の和:28262

約数の個数: 40

約数和(自身を含む): 42176129424

約数和(自身を除く): 21081912208

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1543, 3086, 6172, 12344, 24688, 26701, 49376, 53402, 98752, 106804, 197504, 213608, 395008, 427216, 790016, 854432, 1708864, 3417728, 6835456, 13670912, 41199643, 82399286, 164798572, 329597144, 659194288, 1318388576, 2636777152, 5273554304, 10547108608, 21094217216]

約数ペア:

[(1, 21094217216), (2, 10547108608), (4, 5273554304), (8, 2636777152), (16, 1318388576), (32, 659194288), (64, 329597144), (128, 164798572), (256, 82399286), (512, 41199643), (1543, 13670912), (3086, 6835456), (6172, 3417728), (12344, 1708864), (24688, 854432), (26701, 790016), (49376, 427216), (53402, 395008), (98752, 213608), (106804, 197504)]