21177924

素因数分解:

$2^2\times 3^1\times {\mathrm{613}}^1\times {\mathrm{2879}}^1$

素因数の和:3499

約数の個数: 24

約数和(自身を含む): 49512960

約数和(自身を除く): 28335036

約数列:

[1, 2, 3, 4, 6, 12, 613, 1226, 1839, 2452, 2879, 3678, 5758, 7356, 8637, 11516, 17274, 34548, 1764827, 3529654, 5294481, 7059308, 10588962, 21177924]

約数ペア:

[(1, 21177924), (2, 10588962), (3, 7059308), (4, 5294481), (6, 3529654), (12, 1764827), (613, 34548), (1226, 17274), (1839, 11516), (2452, 8637), (2879, 7356), (3678, 5758)]