21707862

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7649}}^1$

素因数の和:7708

約数の個数: 32

約数和(自身を含む): 48470400

約数和(自身を除く): 26762538

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 7649, 15298, 22947, 45894, 84139, 168278, 252417, 328907, 504834, 657814, 986721, 1973442, 3617977, 7235954, 10853931, 21707862]

約数ペア:

[(1, 21707862), (2, 10853931), (3, 7235954), (6, 3617977), (11, 1973442), (22, 986721), (33, 657814), (43, 504834), (66, 328907), (86, 252417), (129, 168278), (258, 84139), (473, 45894), (946, 22947), (1419, 15298), (2838, 7649)]