21239334

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{3049}}^1$

素因数の和:3106

約数の個数: 40

約数和(自身を含む): 48714600

約数和(自身を除く): 27475266

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 258, 387, 774, 1161, 2322, 3049, 3483, 6098, 6966, 9147, 18294, 27441, 54882, 82323, 131107, 164646, 246969, 262214, 393321, 493938, 786642, 1179963, 2359926, 3539889, 7079778, 10619667, 21239334]

約数ペア:

[(1, 21239334), (2, 10619667), (3, 7079778), (6, 3539889), (9, 2359926), (18, 1179963), (27, 786642), (43, 493938), (54, 393321), (81, 262214), (86, 246969), (129, 164646), (162, 131107), (258, 82323), (387, 54882), (774, 27441), (1161, 18294), (2322, 9147), (3049, 6966), (3483, 6098)]