21194000

素因数分解:

$2^4\times 5^3\times {\mathrm{10597}}^1$

素因数の和:10620

約数の個数: 40

約数和(自身を含む): 51251928

約数和(自身を除く): 30057928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 10597, 21194, 42388, 52985, 84776, 105970, 169552, 211940, 264925, 423880, 529850, 847760, 1059700, 1324625, 2119400, 2649250, 4238800, 5298500, 10597000, 21194000]

約数ペア:

[(1, 21194000), (2, 10597000), (4, 5298500), (5, 4238800), (8, 2649250), (10, 2119400), (16, 1324625), (20, 1059700), (25, 847760), (40, 529850), (50, 423880), (80, 264925), (100, 211940), (125, 169552), (200, 105970), (250, 84776), (400, 52985), (500, 42388), (1000, 21194), (2000, 10597)]