21881574

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8501}}^1$

素因数の和:8533

約数の個数: 48

約数和(自身を含む): 55705104

約数和(自身を除く): 33823530

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 8501, 17002, 25503, 51006, 76509, 93511, 110513, 153018, 187022, 221026, 280533, 331539, 561066, 663078, 841599, 994617, 1215643, 1683198, 1989234, 2431286, 3646929, 7293858, 10940787, 21881574]

約数ペア:

[(1, 21881574), (2, 10940787), (3, 7293858), (6, 3646929), (9, 2431286), (11, 1989234), (13, 1683198), (18, 1215643), (22, 994617), (26, 841599), (33, 663078), (39, 561066), (66, 331539), (78, 280533), (99, 221026), (117, 187022), (143, 153018), (198, 110513), (234, 93511), (286, 76509), (429, 51006), (858, 25503), (1287, 17002), (2574, 8501)]