21351262

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2837}}^1$

素因数の和:2963

約数の個数: 16

約数和(自身を含む): 33102432

約数和(自身を除く): 11751170

約数列:

[1, 2, 53, 71, 106, 142, 2837, 3763, 5674, 7526, 150361, 201427, 300722, 402854, 10675631, 21351262]

約数ペア:

[(1, 21351262), (2, 10675631), (53, 402854), (71, 300722), (106, 201427), (142, 150361), (2837, 7526), (3763, 5674)]