21799024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{104803}}^1$

素因数の和:104824

約数の個数: 20

約数和(自身を含む): 45484936

約数和(自身を除く): 23685912

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 104803, 209606, 419212, 838424, 1362439, 1676848, 2724878, 5449756, 10899512, 21799024]

約数ペア:

[(1, 21799024), (2, 10899512), (4, 5449756), (8, 2724878), (13, 1676848), (16, 1362439), (26, 838424), (52, 419212), (104, 209606), (208, 104803)]