2686404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31981}}^1$

素因数の和:31995

約数の個数: 24

約数和(自身を含む): 7163968

約数和(自身を除く): 4477564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 31981, 63962, 95943, 127924, 191886, 223867, 383772, 447734, 671601, 895468, 1343202, 2686404]

約数ペア:

[(1, 2686404), (2, 1343202), (3, 895468), (4, 671601), (6, 447734), (7, 383772), (12, 223867), (14, 191886), (21, 127924), (28, 95943), (42, 63962), (84, 31981)]