21439224

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{4079}}^1$

素因数の和:4164

約数の個数: 48

約数和(自身を含む): 58874400

約数和(自身を除く): 37435176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 4079, 5256, 8158, 12237, 16316, 24474, 32632, 36711, 48948, 73422, 97896, 146844, 293688, 297767, 595534, 893301, 1191068, 1786602, 2382136, 2679903, 3573204, 5359806, 7146408, 10719612, 21439224]

約数ペア:

[(1, 21439224), (2, 10719612), (3, 7146408), (4, 5359806), (6, 3573204), (8, 2679903), (9, 2382136), (12, 1786602), (18, 1191068), (24, 893301), (36, 595534), (72, 297767), (73, 293688), (146, 146844), (219, 97896), (292, 73422), (438, 48948), (584, 36711), (657, 32632), (876, 24474), (1314, 16316), (1752, 12237), (2628, 8158), (4079, 5256)]