20967573

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{5003}}^1$

素因数の和:5144

約数の個数: 16

約数和(自身を含む): 30744576

約数和(自身を除く): 9777003

約数列:

[1, 3, 11, 33, 127, 381, 1397, 4191, 5003, 15009, 55033, 165099, 635381, 1906143, 6989191, 20967573]

約数ペア:

[(1, 20967573), (3, 6989191), (11, 1906143), (33, 635381), (127, 165099), (381, 55033), (1397, 15009), (4191, 5003)]