21794032

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{104779}}^1$

素因数の和:104800

約数の個数: 20

約数和(自身を含む): 45474520

約数和(自身を除く): 23680488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 104779, 209558, 419116, 838232, 1362127, 1676464, 2724254, 5448508, 10897016, 21794032]

約数ペア:

[(1, 21794032), (2, 10897016), (4, 5448508), (8, 2724254), (13, 1676464), (16, 1362127), (26, 838232), (52, 419116), (104, 209558), (208, 104779)]