21279768

素因数分解:

$2^3\times 3^1\times {\mathrm{769}}^1\times {\mathrm{1153}}^1$

素因数の和:1931

約数の個数: 32

約数和(自身を含む): 53314800

約数和(自身を除く): 32035032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 769, 1153, 1538, 2306, 2307, 3076, 3459, 4612, 4614, 6152, 6918, 9224, 9228, 13836, 18456, 27672, 886657, 1773314, 2659971, 3546628, 5319942, 7093256, 10639884, 21279768]

約数ペア:

[(1, 21279768), (2, 10639884), (3, 7093256), (4, 5319942), (6, 3546628), (8, 2659971), (12, 1773314), (24, 886657), (769, 27672), (1153, 18456), (1538, 13836), (2306, 9228), (2307, 9224), (3076, 6918), (3459, 6152), (4612, 4614)]