21061517148

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{54377}}^1$

素因数の和:54476

約数の個数: 144

約数和(自身を含む): 64131238080

約数和(自身を除く): 43069720932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 53, 58, 63, 84, 87, 106, 116, 126, 159, 174, 203, 212, 252, 261, 318, 348, 371, 406, 477, 522, 609, 636, 742, 812, 954, 1044, 1113, 1218, 1484, 1537, 1827, 1908, 2226, 2436, 3074, 3339, 3654, 4452, 4611, 6148, 6678, 7308, 9222, 10759, 13356, 13833, 18444, 21518, 27666, 32277, 43036, 54377, 55332, 64554, 96831, 108754, 129108, 163131, 193662, 217508, 326262, 380639, 387324, 489393, 652524, 761278, 978786, 1141917, 1522556, 1576933, 1957572, 2283834, 2881981, 3153866, 3425751, 4567668, 4730799, 5763962, 6307732, 6851502, 8645943, 9461598, 11038531, 11527924, 13703004, 14192397, 17291886, 18923196, 20173867, 22077062, 25937829, 28384794, 33115593, 34583772, 40347734, 44154124, 51875658, 56769588, 60521601, 66231186, 80695468, 83577449, 99346779, 103751316, 121043202, 132462372, 167154898, 181564803, 198693558, 242086404, 250732347, 334309796, 363129606, 397387116, 501464694, 585042143, 726259212, 752197041, 1002929388, 1170084286, 1504394082, 1755126429, 2340168572, 3008788164, 3510252858, 5265379287, 7020505716, 10530758574, 21061517148]

約数ペア:

[(1, 21061517148), (2, 10530758574), (3, 7020505716), (4, 5265379287), (6, 3510252858), (7, 3008788164), (9, 2340168572), (12, 1755126429), (14, 1504394082), (18, 1170084286), (21, 1002929388), (28, 752197041), (29, 726259212), (36, 585042143), (42, 501464694), (53, 397387116), (58, 363129606), (63, 334309796), (84, 250732347), (87, 242086404), (106, 198693558), (116, 181564803), (126, 167154898), (159, 132462372), (174, 121043202), (203, 103751316), (212, 99346779), (252, 83577449), (261, 80695468), (318, 66231186), (348, 60521601), (371, 56769588), (406, 51875658), (477, 44154124), (522, 40347734), (609, 34583772), (636, 33115593), (742, 28384794), (812, 25937829), (954, 22077062), (1044, 20173867), (1113, 18923196), (1218, 17291886), (1484, 14192397), (1537, 13703004), (1827, 11527924), (1908, 11038531), (2226, 9461598), (2436, 8645943), (3074, 6851502), (3339, 6307732), (3654, 5763962), (4452, 4730799), (4611, 4567668), (6148, 3425751), (6678, 3153866), (7308, 2881981), (9222, 2283834), (10759, 1957572), (13356, 1576933), (13833, 1522556), (18444, 1141917), (21518, 978786), (27666, 761278), (32277, 652524), (43036, 489393), (54377, 387324), (55332, 380639), (64554, 326262), (96831, 217508), (108754, 193662), (129108, 163131)]