21071846

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{739}}^1$

素因数の和:1063

約数の個数: 16

約数和(自身を含む): 32367600

約数和(自身を除く): 11295754

約数列:

[1, 2, 53, 106, 269, 538, 739, 1478, 14257, 28514, 39167, 78334, 198791, 397582, 10535923, 21071846]

約数ペア:

[(1, 21071846), (2, 10535923), (53, 397582), (106, 198791), (269, 78334), (538, 39167), (739, 28514), (1478, 14257)]