21063876

素因数分解:

$2^2\times 3^1\times {\mathrm{547}}^1\times {\mathrm{3209}}^1$

素因数の和:3763

約数の個数: 24

約数和(自身を含む): 49254240

約数和(自身を除く): 28190364

約数列:

[1, 2, 3, 4, 6, 12, 547, 1094, 1641, 2188, 3209, 3282, 6418, 6564, 9627, 12836, 19254, 38508, 1755323, 3510646, 5265969, 7021292, 10531938, 21063876]

約数ペア:

[(1, 21063876), (2, 10531938), (3, 7021292), (4, 5265969), (6, 3510646), (12, 1755323), (547, 38508), (1094, 19254), (1641, 12836), (2188, 9627), (3209, 6564), (3282, 6418)]