21361246

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2927}}^1$

素因数の和:3059

約数の個数: 16

約数和(自身を含む): 33203520

約数和(自身を除く): 11842274

約数列:

[1, 2, 41, 82, 89, 178, 2927, 3649, 5854, 7298, 120007, 240014, 260503, 521006, 10680623, 21361246]

約数ペア:

[(1, 21361246), (2, 10680623), (41, 521006), (82, 260503), (89, 240014), (178, 120007), (2927, 7298), (3649, 5854)]