21267442

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{463}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 38886912

約数和(自身を除く): 17619470

約数列:

[1, 2, 7, 14, 17, 34, 119, 193, 238, 386, 463, 926, 1351, 2702, 3241, 3281, 6482, 6562, 7871, 15742, 22967, 45934, 55097, 89359, 110194, 178718, 625513, 1251026, 1519103, 3038206, 10633721, 21267442]

約数ペア:

[(1, 21267442), (2, 10633721), (7, 3038206), (14, 1519103), (17, 1251026), (34, 625513), (119, 178718), (193, 110194), (238, 89359), (386, 55097), (463, 45934), (926, 22967), (1351, 15742), (2702, 7871), (3241, 6562), (3281, 6482)]