21800818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1811}}^1$

素因数の和:2289

約数の個数: 16

約数和(自身を含む): 35312256

約数和(自身を除く): 13511438

約数列:

[1, 2, 13, 26, 463, 926, 1811, 3622, 6019, 12038, 23543, 47086, 838493, 1676986, 10900409, 21800818]

約数ペア:

[(1, 21800818), (2, 10900409), (13, 1676986), (26, 838493), (463, 47086), (926, 23543), (1811, 12038), (3622, 6019)]