21378936

素因数分解:

$2^3\times 3^1\times {\mathrm{890789}}^1$

素因数の和:890798

約数の個数: 16

約数和(自身を含む): 53447400

約数和(自身を除く): 32068464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 890789, 1781578, 2672367, 3563156, 5344734, 7126312, 10689468, 21378936]

約数ペア:

[(1, 21378936), (2, 10689468), (3, 7126312), (4, 5344734), (6, 3563156), (8, 2672367), (12, 1781578), (24, 890789)]