21944924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1451}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 40656000

約数和(自身を除く): 18711076

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 1451, 2902, 3781, 5804, 7562, 15124, 27569, 55138, 110276, 288749, 577498, 1154996, 5486231, 10972462, 21944924]

約数ペア:

[(1, 21944924), (2, 10972462), (4, 5486231), (19, 1154996), (38, 577498), (76, 288749), (199, 110276), (398, 55138), (796, 27569), (1451, 15124), (2902, 7562), (3781, 5804)]