21177564

素因数分解:

$2^2\times 3^1\times {\mathrm{1291}}^1\times {\mathrm{1367}}^1$

素因数の和:2665

約数の個数: 24

約数和(自身を含む): 49488768

約数和(自身を除く): 28311204

約数列:

[1, 2, 3, 4, 6, 12, 1291, 1367, 2582, 2734, 3873, 4101, 5164, 5468, 7746, 8202, 15492, 16404, 1764797, 3529594, 5294391, 7059188, 10588782, 21177564]

約数ペア:

[(1, 21177564), (2, 10588782), (3, 7059188), (4, 5294391), (6, 3529594), (12, 1764797), (1291, 16404), (1367, 15492), (2582, 8202), (2734, 7746), (3873, 5468), (4101, 5164)]