21701792

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 53343360

約数和(自身を除く): 31641568

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 41, 56, 68, 82, 112, 119, 136, 139, 164, 224, 238, 272, 278, 287, 328, 476, 544, 556, 574, 656, 697, 952, 973, 1112, 1148, 1312, 1394, 1904, 1946, 2224, 2296, 2363, 2788, 3808, 3892, 4448, 4592, 4726, 4879, 5576, 5699, 7784, 9184, 9452, 9758, 11152, 11398, 15568, 16541, 18904, 19516, 22304, 22796, 31136, 33082, 37808, 39032, 39893, 45592, 66164, 75616, 78064, 79786, 91184, 96883, 132328, 156128, 159572, 182368, 193766, 264656, 319144, 387532, 529312, 638288, 678181, 775064, 1276576, 1356362, 1550128, 2712724, 3100256, 5425448, 10850896, 21701792]

約数ペア:

[(1, 21701792), (2, 10850896), (4, 5425448), (7, 3100256), (8, 2712724), (14, 1550128), (16, 1356362), (17, 1276576), (28, 775064), (32, 678181), (34, 638288), (41, 529312), (56, 387532), (68, 319144), (82, 264656), (112, 193766), (119, 182368), (136, 159572), (139, 156128), (164, 132328), (224, 96883), (238, 91184), (272, 79786), (278, 78064), (287, 75616), (328, 66164), (476, 45592), (544, 39893), (556, 39032), (574, 37808), (656, 33082), (697, 31136), (952, 22796), (973, 22304), (1112, 19516), (1148, 18904), (1312, 16541), (1394, 15568), (1904, 11398), (1946, 11152), (2224, 9758), (2296, 9452), (2363, 9184), (2788, 7784), (3808, 5699), (3892, 5576), (4448, 4879), (4592, 4726)]