21466564

素因数分解:

$2^2\times 7^1\times {\mathrm{367}}^1\times {\mathrm{2089}}^1$

素因数の和:2467

約数の個数: 24

約数和(自身を含む): 43070720

約数和(自身を除く): 21604156

約数列:

[1, 2, 4, 7, 14, 28, 367, 734, 1468, 2089, 2569, 4178, 5138, 8356, 10276, 14623, 29246, 58492, 766663, 1533326, 3066652, 5366641, 10733282, 21466564]

約数ペア:

[(1, 21466564), (2, 10733282), (4, 5366641), (7, 3066652), (14, 1533326), (28, 766663), (367, 58492), (734, 29246), (1468, 14623), (2089, 10276), (2569, 8356), (4178, 5138)]