21373324

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7411}}^1$

素因数の和:7525

約数の個数: 24

約数和(自身を含む): 43167488

約数和(自身を除く): 21794164

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 7411, 14822, 29644, 51877, 103754, 207508, 763333, 1526666, 3053332, 5343331, 10686662, 21373324]

約数ペア:

[(1, 21373324), (2, 10686662), (4, 5343331), (7, 3053332), (14, 1526666), (28, 763333), (103, 207508), (206, 103754), (412, 51877), (721, 29644), (1442, 14822), (2884, 7411)]