21067539984

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{162739}}^1$

素因数の和:162813

約数の個数: 120

約数和(自身を含む): 62960851200

約数和(自身を除く): 41893311216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 36, 48, 58, 62, 72, 87, 93, 116, 124, 144, 174, 186, 232, 248, 261, 279, 348, 372, 464, 496, 522, 558, 696, 744, 899, 1044, 1116, 1392, 1488, 1798, 2088, 2232, 2697, 3596, 4176, 4464, 5394, 7192, 8091, 10788, 14384, 16182, 21576, 32364, 43152, 64728, 129456, 162739, 325478, 488217, 650956, 976434, 1301912, 1464651, 1952868, 2603824, 2929302, 3905736, 4719431, 5044909, 5858604, 7811472, 9438862, 10089818, 11717208, 14158293, 15134727, 18877724, 20179636, 23434416, 28316586, 30269454, 37755448, 40359272, 42474879, 45404181, 56633172, 60538908, 75510896, 80718544, 84949758, 90808362, 113266344, 121077816, 146302361, 169899516, 181616724, 226532688, 242155632, 292604722, 339799032, 363233448, 438907083, 585209444, 679598064, 726466896, 877814166, 1170418888, 1316721249, 1755628332, 2340837776, 2633442498, 3511256664, 5266884996, 7022513328, 10533769992, 21067539984]

約数ペア:

[(1, 21067539984), (2, 10533769992), (3, 7022513328), (4, 5266884996), (6, 3511256664), (8, 2633442498), (9, 2340837776), (12, 1755628332), (16, 1316721249), (18, 1170418888), (24, 877814166), (29, 726466896), (31, 679598064), (36, 585209444), (48, 438907083), (58, 363233448), (62, 339799032), (72, 292604722), (87, 242155632), (93, 226532688), (116, 181616724), (124, 169899516), (144, 146302361), (174, 121077816), (186, 113266344), (232, 90808362), (248, 84949758), (261, 80718544), (279, 75510896), (348, 60538908), (372, 56633172), (464, 45404181), (496, 42474879), (522, 40359272), (558, 37755448), (696, 30269454), (744, 28316586), (899, 23434416), (1044, 20179636), (1116, 18877724), (1392, 15134727), (1488, 14158293), (1798, 11717208), (2088, 10089818), (2232, 9438862), (2697, 7811472), (3596, 5858604), (4176, 5044909), (4464, 4719431), (5394, 3905736), (7192, 2929302), (8091, 2603824), (10788, 1952868), (14384, 1464651), (16182, 1301912), (21576, 976434), (32364, 650956), (43152, 488217), (64728, 325478), (129456, 162739)]