21710502

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 56160000

約数和(自身を除く): 34449498

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 29, 33, 38, 57, 58, 66, 87, 99, 114, 171, 174, 198, 199, 209, 261, 319, 342, 398, 418, 522, 551, 597, 627, 638, 957, 1102, 1194, 1254, 1653, 1791, 1881, 1914, 2189, 2871, 3306, 3582, 3762, 3781, 4378, 4959, 5742, 5771, 6061, 6567, 7562, 9918, 11343, 11542, 12122, 13134, 17313, 18183, 19701, 22686, 34029, 34626, 36366, 39402, 41591, 51939, 54549, 63481, 68058, 83182, 103878, 109098, 109649, 124773, 126962, 190443, 219298, 249546, 328947, 374319, 380886, 571329, 657894, 748638, 986841, 1142658, 1206139, 1973682, 2412278, 3618417, 7236834, 10855251, 21710502]

約数ペア:

[(1, 21710502), (2, 10855251), (3, 7236834), (6, 3618417), (9, 2412278), (11, 1973682), (18, 1206139), (19, 1142658), (22, 986841), (29, 748638), (33, 657894), (38, 571329), (57, 380886), (58, 374319), (66, 328947), (87, 249546), (99, 219298), (114, 190443), (171, 126962), (174, 124773), (198, 109649), (199, 109098), (209, 103878), (261, 83182), (319, 68058), (342, 63481), (398, 54549), (418, 51939), (522, 41591), (551, 39402), (597, 36366), (627, 34626), (638, 34029), (957, 22686), (1102, 19701), (1194, 18183), (1254, 17313), (1653, 13134), (1791, 12122), (1881, 11542), (1914, 11343), (2189, 9918), (2871, 7562), (3306, 6567), (3582, 6061), (3762, 5771), (3781, 5742), (4378, 4959)]