21087662

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{1033}}^1$

素因数の和:1267

約数の個数: 16

約数和(自身を含む): 32384880

約数和(自身を除く): 11297218

約数列:

[1, 2, 59, 118, 173, 346, 1033, 2066, 10207, 20414, 60947, 121894, 178709, 357418, 10543831, 21087662]

約数ペア:

[(1, 21087662), (2, 10543831), (59, 357418), (118, 178709), (173, 121894), (346, 60947), (1033, 20414), (2066, 10207)]