21445776

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{4513}}^1$

素因数の和:4541

約数の個数: 80

約数和(自身を含む): 67168320

約数和(自身を除く): 45722544

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 88, 99, 108, 132, 144, 176, 198, 216, 264, 297, 396, 432, 528, 594, 792, 1188, 1584, 2376, 4513, 4752, 9026, 13539, 18052, 27078, 36104, 40617, 49643, 54156, 72208, 81234, 99286, 108312, 121851, 148929, 162468, 198572, 216624, 243702, 297858, 324936, 397144, 446787, 487404, 595716, 649872, 794288, 893574, 974808, 1191432, 1340361, 1787148, 1949616, 2382864, 2680722, 3574296, 5361444, 7148592, 10722888, 21445776]

約数ペア:

[(1, 21445776), (2, 10722888), (3, 7148592), (4, 5361444), (6, 3574296), (8, 2680722), (9, 2382864), (11, 1949616), (12, 1787148), (16, 1340361), (18, 1191432), (22, 974808), (24, 893574), (27, 794288), (33, 649872), (36, 595716), (44, 487404), (48, 446787), (54, 397144), (66, 324936), (72, 297858), (88, 243702), (99, 216624), (108, 198572), (132, 162468), (144, 148929), (176, 121851), (198, 108312), (216, 99286), (264, 81234), (297, 72208), (396, 54156), (432, 49643), (528, 40617), (594, 36104), (792, 27078), (1188, 18052), (1584, 13539), (2376, 9026), (4513, 4752)]