20421402

素因数分解:

$2^1\times 3^1\times {\mathrm{439}}^1\times {\mathrm{7753}}^1$

素因数の和:8197

約数の個数: 16

約数和(自身を含む): 40941120

約数和(自身を除く): 20519718

約数列:

[1, 2, 3, 6, 439, 878, 1317, 2634, 7753, 15506, 23259, 46518, 3403567, 6807134, 10210701, 20421402]

約数ペア:

[(1, 20421402), (2, 10210701), (3, 6807134), (6, 3403567), (439, 46518), (878, 23259), (1317, 15506), (2634, 7753)]