21276396

素因数分解:

$2^2\times 3^2\times {\mathrm{211}}^1\times {\mathrm{2801}}^1$

素因数の和:3022

約数の個数: 36

約数和(自身を含む): 54056184

約数和(自身を除く): 32779788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 211, 422, 633, 844, 1266, 1899, 2532, 2801, 3798, 5602, 7596, 8403, 11204, 16806, 25209, 33612, 50418, 100836, 591011, 1182022, 1773033, 2364044, 3546066, 5319099, 7092132, 10638198, 21276396]

約数ペア:

[(1, 21276396), (2, 10638198), (3, 7092132), (4, 5319099), (6, 3546066), (9, 2364044), (12, 1773033), (18, 1182022), (36, 591011), (211, 100836), (422, 50418), (633, 33612), (844, 25209), (1266, 16806), (1899, 11204), (2532, 8403), (2801, 7596), (3798, 5602)]