21740048

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1$

素因数の和:1343

約数の個数: 40

約数和(自身を含む): 46443456

約数和(自身を除く): 24703408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 101, 176, 202, 404, 808, 1111, 1223, 1616, 2222, 2446, 4444, 4892, 8888, 9784, 13453, 17776, 19568, 26906, 53812, 107624, 123523, 215248, 247046, 494092, 988184, 1358753, 1976368, 2717506, 5435012, 10870024, 21740048]

約数ペア:

[(1, 21740048), (2, 10870024), (4, 5435012), (8, 2717506), (11, 1976368), (16, 1358753), (22, 988184), (44, 494092), (88, 247046), (101, 215248), (176, 123523), (202, 107624), (404, 53812), (808, 26906), (1111, 19568), (1223, 17776), (1616, 13453), (2222, 9784), (2446, 8888), (4444, 4892)]