20975346

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{166471}}^1$

素因数の和:166486

約数の個数: 24

約数和(自身を含む): 51939264

約数和(自身を除く): 30963918

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 166471, 332942, 499413, 998826, 1165297, 1498239, 2330594, 2996478, 3495891, 6991782, 10487673, 20975346]

約数ペア:

[(1, 20975346), (2, 10487673), (3, 6991782), (6, 3495891), (7, 2996478), (9, 2330594), (14, 1498239), (18, 1165297), (21, 998826), (42, 499413), (63, 332942), (126, 166471)]