21440604

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{463}}^1$

素因数の和:714

約数の個数: 48

約数和(自身を含む): 53319168

約数和(自身を除く): 31878564

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 227, 454, 463, 681, 908, 926, 1362, 1389, 1852, 2724, 2778, 3859, 5556, 7718, 7871, 11577, 15436, 15742, 23154, 23613, 31484, 46308, 47226, 94452, 105101, 210202, 315303, 420404, 630606, 1261212, 1786717, 3573434, 5360151, 7146868, 10720302, 21440604]

約数ペア:

[(1, 21440604), (2, 10720302), (3, 7146868), (4, 5360151), (6, 3573434), (12, 1786717), (17, 1261212), (34, 630606), (51, 420404), (68, 315303), (102, 210202), (204, 105101), (227, 94452), (454, 47226), (463, 46308), (681, 31484), (908, 23613), (926, 23154), (1362, 15742), (1389, 15436), (1852, 11577), (2724, 7871), (2778, 7718), (3859, 5556)]