21094108

素因数分解:

$2^2\times 7^2\times {\mathrm{281}}^1\times {\mathrm{383}}^1$

素因数の和:682

約数の個数: 36

約数和(自身を含む): 43206912

約数和(自身を除く): 22112804

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 281, 383, 562, 766, 1124, 1532, 1967, 2681, 3934, 5362, 7868, 10724, 13769, 18767, 27538, 37534, 55076, 75068, 107623, 215246, 430492, 753361, 1506722, 3013444, 5273527, 10547054, 21094108]

約数ペア:

[(1, 21094108), (2, 10547054), (4, 5273527), (7, 3013444), (14, 1506722), (28, 753361), (49, 430492), (98, 215246), (196, 107623), (281, 75068), (383, 55076), (562, 37534), (766, 27538), (1124, 18767), (1532, 13769), (1967, 10724), (2681, 7868), (3934, 5362)]