21923432

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 20412568

約数列:

[1, 2, 4, 8, 47, 94, 188, 199, 293, 376, 398, 586, 796, 1172, 1592, 2344, 9353, 13771, 18706, 27542, 37412, 55084, 58307, 74824, 110168, 116614, 233228, 466456, 2740429, 5480858, 10961716, 21923432]

約数ペア:

[(1, 21923432), (2, 10961716), (4, 5480858), (8, 2740429), (47, 466456), (94, 233228), (188, 116614), (199, 110168), (293, 74824), (376, 58307), (398, 55084), (586, 37412), (796, 27542), (1172, 18706), (1592, 13771), (2344, 9353)]