21714678

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2447}}^1$

素因数の和:2501

約数の個数: 48

約数和(自身を含む): 51554880

約数和(自身を除く): 29840202

約数列:

[1, 2, 3, 6, 9, 17, 18, 29, 34, 51, 58, 87, 102, 153, 174, 261, 306, 493, 522, 986, 1479, 2447, 2958, 4437, 4894, 7341, 8874, 14682, 22023, 41599, 44046, 70963, 83198, 124797, 141926, 212889, 249594, 374391, 425778, 638667, 748782, 1206371, 1277334, 2412742, 3619113, 7238226, 10857339, 21714678]

約数ペア:

[(1, 21714678), (2, 10857339), (3, 7238226), (6, 3619113), (9, 2412742), (17, 1277334), (18, 1206371), (29, 748782), (34, 638667), (51, 425778), (58, 374391), (87, 249594), (102, 212889), (153, 141926), (174, 124797), (261, 83198), (306, 70963), (493, 44046), (522, 41599), (986, 22023), (1479, 14682), (2447, 8874), (2958, 7341), (4437, 4894)]