21000549894

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{85368089}}^1$

素因数の和:85368135

約数の個数: 16

約数和(自身を含む): 43025517360

約数和(自身を除く): 22024967466

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 85368089, 170736178, 256104267, 512208534, 3500091649, 7000183298, 10500274947, 21000549894]

約数ペア:

[(1, 21000549894), (2, 10500274947), (3, 7000183298), (6, 3500091649), (41, 512208534), (82, 256104267), (123, 170736178), (246, 85368089)]