21946626

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:657

約数の個数: 80

約数和(自身を含む): 56166264

約数和(自身を除く): 34219638

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 81, 102, 117, 153, 162, 221, 234, 306, 351, 442, 459, 613, 663, 702, 918, 1053, 1226, 1326, 1377, 1839, 1989, 2106, 2754, 3678, 3978, 5517, 5967, 7969, 10421, 11034, 11934, 15938, 16551, 17901, 20842, 23907, 31263, 33102, 35802, 47814, 49653, 62526, 71721, 93789, 99306, 135473, 143442, 187578, 215163, 270946, 281367, 406419, 430326, 562734, 645489, 812838, 844101, 1219257, 1290978, 1688202, 2438514, 3657771, 7315542, 10973313, 21946626]

約数ペア:

[(1, 21946626), (2, 10973313), (3, 7315542), (6, 3657771), (9, 2438514), (13, 1688202), (17, 1290978), (18, 1219257), (26, 844101), (27, 812838), (34, 645489), (39, 562734), (51, 430326), (54, 406419), (78, 281367), (81, 270946), (102, 215163), (117, 187578), (153, 143442), (162, 135473), (221, 99306), (234, 93789), (306, 71721), (351, 62526), (442, 49653), (459, 47814), (613, 35802), (663, 33102), (702, 31263), (918, 23907), (1053, 20842), (1226, 17901), (1326, 16551), (1377, 15938), (1839, 11934), (1989, 11034), (2106, 10421), (2754, 7969), (3678, 5967), (3978, 5517)]