21800124

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2843}}^1$

素因数の和:2927

約数の個数: 48

約数和(自身を含む): 57335040

約数和(自身を除く): 35534916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 2843, 3834, 5686, 7668, 8529, 11372, 17058, 25587, 34116, 51174, 76761, 102348, 153522, 201853, 307044, 403706, 605559, 807412, 1211118, 1816677, 2422236, 3633354, 5450031, 7266708, 10900062, 21800124]

約数ペア:

[(1, 21800124), (2, 10900062), (3, 7266708), (4, 5450031), (6, 3633354), (9, 2422236), (12, 1816677), (18, 1211118), (27, 807412), (36, 605559), (54, 403706), (71, 307044), (108, 201853), (142, 153522), (213, 102348), (284, 76761), (426, 51174), (639, 34116), (852, 25587), (1278, 17058), (1917, 11372), (2556, 8529), (2843, 7668), (3834, 5686)]