2104725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 4206080

約数和(自身を除く): 2101355

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 211, 285, 399, 475, 525, 633, 665, 1055, 1425, 1477, 1995, 3165, 3325, 4009, 4431, 5275, 7385, 9975, 12027, 15825, 20045, 22155, 28063, 36925, 60135, 84189, 100225, 110775, 140315, 300675, 420945, 701575, 2104725]

約数ペア:

[(1, 2104725), (3, 701575), (5, 420945), (7, 300675), (15, 140315), (19, 110775), (21, 100225), (25, 84189), (35, 60135), (57, 36925), (75, 28063), (95, 22155), (105, 20045), (133, 15825), (175, 12027), (211, 9975), (285, 7385), (399, 5275), (475, 4431), (525, 4009), (633, 3325), (665, 3165), (1055, 1995), (1425, 1477)]