21481836

素因数分解:

$2^2\times 3^1\times {\mathrm{509}}^1\times {\mathrm{3517}}^1$

素因数の和:4033

約数の個数: 24

約数和(自身を含む): 50237040

約数和(自身を除く): 28755204

約数列:

[1, 2, 3, 4, 6, 12, 509, 1018, 1527, 2036, 3054, 3517, 6108, 7034, 10551, 14068, 21102, 42204, 1790153, 3580306, 5370459, 7160612, 10740918, 21481836]

約数ペア:

[(1, 21481836), (2, 10740918), (3, 7160612), (4, 5370459), (6, 3580306), (12, 1790153), (509, 42204), (1018, 21102), (1527, 14068), (2036, 10551), (3054, 7034), (3517, 6108)]