20742708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{246937}}^1$

素因数の和:246951

約数の個数: 24

約数和(自身を含む): 55314112

約数和(自身を除く): 34571404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 246937, 493874, 740811, 987748, 1481622, 1728559, 2963244, 3457118, 5185677, 6914236, 10371354, 20742708]

約数ペア:

[(1, 20742708), (2, 10371354), (3, 6914236), (4, 5185677), (6, 3457118), (7, 2963244), (12, 1728559), (14, 1481622), (21, 987748), (28, 740811), (42, 493874), (84, 246937)]