21828828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{259867}}^1$

素因数の和:259881

約数の個数: 24

約数和(自身を含む): 58210432

約数和(自身を除く): 36381604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 259867, 519734, 779601, 1039468, 1559202, 1819069, 3118404, 3638138, 5457207, 7276276, 10914414, 21828828]

約数ペア:

[(1, 21828828), (2, 10914414), (3, 7276276), (4, 5457207), (6, 3638138), (7, 3118404), (12, 1819069), (14, 1559202), (21, 1039468), (28, 779601), (42, 519734), (84, 259867)]