21166056

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 63360000

約数和(自身を除く): 42193944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 31, 36, 54, 58, 62, 72, 87, 93, 108, 109, 116, 124, 174, 186, 216, 218, 232, 248, 261, 279, 327, 348, 372, 436, 522, 558, 654, 696, 744, 783, 837, 872, 899, 981, 1044, 1116, 1308, 1566, 1674, 1798, 1962, 2088, 2232, 2616, 2697, 2943, 3132, 3161, 3348, 3379, 3596, 3924, 5394, 5886, 6264, 6322, 6696, 6758, 7192, 7848, 8091, 9483, 10137, 10788, 11772, 12644, 13516, 16182, 18966, 20274, 21576, 23544, 24273, 25288, 27032, 28449, 30411, 32364, 37932, 40548, 48546, 56898, 60822, 64728, 75864, 81096, 85347, 91233, 97092, 97991, 113796, 121644, 170694, 182466, 194184, 195982, 227592, 243288, 293973, 341388, 364932, 391964, 587946, 682776, 729864, 783928, 881919, 1175892, 1763838, 2351784, 2645757, 3527676, 5291514, 7055352, 10583028, 21166056]

約数ペア:

[(1, 21166056), (2, 10583028), (3, 7055352), (4, 5291514), (6, 3527676), (8, 2645757), (9, 2351784), (12, 1763838), (18, 1175892), (24, 881919), (27, 783928), (29, 729864), (31, 682776), (36, 587946), (54, 391964), (58, 364932), (62, 341388), (72, 293973), (87, 243288), (93, 227592), (108, 195982), (109, 194184), (116, 182466), (124, 170694), (174, 121644), (186, 113796), (216, 97991), (218, 97092), (232, 91233), (248, 85347), (261, 81096), (279, 75864), (327, 64728), (348, 60822), (372, 56898), (436, 48546), (522, 40548), (558, 37932), (654, 32364), (696, 30411), (744, 28449), (783, 27032), (837, 25288), (872, 24273), (899, 23544), (981, 21576), (1044, 20274), (1116, 18966), (1308, 16182), (1566, 13516), (1674, 12644), (1798, 11772), (1962, 10788), (2088, 10137), (2232, 9483), (2616, 8091), (2697, 7848), (2943, 7192), (3132, 6758), (3161, 6696), (3348, 6322), (3379, 6264), (3596, 5886), (3924, 5394)]