21420324

素因数分解:

$2^2\times 3^2\times {\mathrm{317}}^1\times {\mathrm{1877}}^1$

素因数の和:2204

約数の個数: 36

約数和(自身を含む): 54345564

約数和(自身を除く): 32925240

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 317, 634, 951, 1268, 1877, 1902, 2853, 3754, 3804, 5631, 5706, 7508, 11262, 11412, 16893, 22524, 33786, 67572, 595009, 1190018, 1785027, 2380036, 3570054, 5355081, 7140108, 10710162, 21420324]

約数ペア:

[(1, 21420324), (2, 10710162), (3, 7140108), (4, 5355081), (6, 3570054), (9, 2380036), (12, 1785027), (18, 1190018), (36, 595009), (317, 67572), (634, 33786), (951, 22524), (1268, 16893), (1877, 11412), (1902, 11262), (2853, 7508), (3754, 5706), (3804, 5631)]