21610064

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8389}}^1$

素因数の和:8427

約数の個数: 40

約数和(自身を含む): 49937280

約数和(自身を除く): 28327216

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 8389, 16778, 33556, 58723, 67112, 117446, 134224, 192947, 234892, 385894, 469784, 771788, 939568, 1350629, 1543576, 2701258, 3087152, 5402516, 10805032, 21610064]

約数ペア:

[(1, 21610064), (2, 10805032), (4, 5402516), (7, 3087152), (8, 2701258), (14, 1543576), (16, 1350629), (23, 939568), (28, 771788), (46, 469784), (56, 385894), (92, 234892), (112, 192947), (161, 134224), (184, 117446), (322, 67112), (368, 58723), (644, 33556), (1288, 16778), (2576, 8389)]