21676452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1223}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 58125312

約数和(自身を除く): 36448860

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 211, 422, 633, 844, 1223, 1266, 1477, 2446, 2532, 2954, 3669, 4431, 4892, 5908, 7338, 8561, 8862, 14676, 17122, 17724, 25683, 34244, 51366, 102732, 258053, 516106, 774159, 1032212, 1548318, 1806371, 3096636, 3612742, 5419113, 7225484, 10838226, 21676452]

約数ペア:

[(1, 21676452), (2, 10838226), (3, 7225484), (4, 5419113), (6, 3612742), (7, 3096636), (12, 1806371), (14, 1548318), (21, 1032212), (28, 774159), (42, 516106), (84, 258053), (211, 102732), (422, 51366), (633, 34244), (844, 25683), (1223, 17724), (1266, 17122), (1477, 14676), (2446, 8862), (2532, 8561), (2954, 7338), (3669, 5908), (4431, 4892)]