21736022

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 43683840

約数和(自身を除く): 21947818

約数列:

[1, 2, 7, 11, 14, 22, 29, 31, 58, 62, 77, 154, 157, 203, 217, 314, 319, 341, 406, 434, 638, 682, 899, 1099, 1727, 1798, 2198, 2233, 2387, 3454, 4466, 4553, 4774, 4867, 6293, 9106, 9734, 9889, 12089, 12586, 19778, 24178, 31871, 34069, 50083, 53537, 63742, 68138, 69223, 100166, 107074, 138446, 141143, 282286, 350581, 374759, 701162, 749518, 988001, 1552573, 1976002, 3105146, 10868011, 21736022]

約数ペア:

[(1, 21736022), (2, 10868011), (7, 3105146), (11, 1976002), (14, 1552573), (22, 988001), (29, 749518), (31, 701162), (58, 374759), (62, 350581), (77, 282286), (154, 141143), (157, 138446), (203, 107074), (217, 100166), (314, 69223), (319, 68138), (341, 63742), (406, 53537), (434, 50083), (638, 34069), (682, 31871), (899, 24178), (1099, 19778), (1727, 12586), (1798, 12089), (2198, 9889), (2233, 9734), (2387, 9106), (3454, 6293), (4466, 4867), (4553, 4774)]