21281424

素因数分解:

$2^4\times 3^1\times {\mathrm{443363}}^1$

素因数の和:443374

約数の個数: 20

約数和(自身を含む): 54977136

約数和(自身を除く): 33695712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 443363, 886726, 1330089, 1773452, 2660178, 3546904, 5320356, 7093808, 10640712, 21281424]

約数ペア:

[(1, 21281424), (2, 10640712), (3, 7093808), (4, 5320356), (6, 3546904), (8, 2660178), (12, 1773452), (16, 1330089), (24, 886726), (48, 443363)]