21942452718

素因数分解:

$2^1\times 3^4\times {\mathrm{135447239}}^1$

素因数の和:135447253

約数の個数: 20

約数和(自身を含む): 49167348120

約数和(自身を除く): 27224895402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 135447239, 270894478, 406341717, 812683434, 1219025151, 2438050302, 3657075453, 7314150906, 10971226359, 21942452718]

約数ペア:

[(1, 21942452718), (2, 10971226359), (3, 7314150906), (6, 3657075453), (9, 2438050302), (18, 1219025151), (27, 812683434), (54, 406341717), (81, 270894478), (162, 135447239)]