21958832

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 54282240

約数和(自身を除く): 32323408

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 238, 266, 272, 304, 323, 476, 532, 607, 646, 952, 1064, 1214, 1292, 1904, 2128, 2261, 2428, 2584, 4249, 4522, 4856, 5168, 8498, 9044, 9712, 10319, 11533, 16996, 18088, 20638, 23066, 33992, 36176, 41276, 46132, 67984, 72233, 80731, 82552, 92264, 144466, 161462, 165104, 184528, 196061, 288932, 322924, 392122, 577864, 645848, 784244, 1155728, 1291696, 1372427, 1568488, 2744854, 3136976, 5489708, 10979416, 21958832]

約数ペア:

[(1, 21958832), (2, 10979416), (4, 5489708), (7, 3136976), (8, 2744854), (14, 1568488), (16, 1372427), (17, 1291696), (19, 1155728), (28, 784244), (34, 645848), (38, 577864), (56, 392122), (68, 322924), (76, 288932), (112, 196061), (119, 184528), (133, 165104), (136, 161462), (152, 144466), (238, 92264), (266, 82552), (272, 80731), (304, 72233), (323, 67984), (476, 46132), (532, 41276), (607, 36176), (646, 33992), (952, 23066), (1064, 20638), (1214, 18088), (1292, 16996), (1904, 11533), (2128, 10319), (2261, 9712), (2428, 9044), (2584, 8498), (4249, 5168), (4522, 4856)]