21000503460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{350008391}}^1$

素因数の和:350008403

約数の個数: 24

約数和(自身を含む): 58801409856

約数和(自身を除く): 37800906396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 350008391, 700016782, 1050025173, 1400033564, 1750041955, 2100050346, 3500083910, 4200100692, 5250125865, 7000167820, 10500251730, 21000503460]

約数ペア:

[(1, 21000503460), (2, 10500251730), (3, 7000167820), (4, 5250125865), (5, 4200100692), (6, 3500083910), (10, 2100050346), (12, 1750041955), (15, 1400033564), (20, 1050025173), (30, 700016782), (60, 350008391)]