21561036252

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{277}}^1\times {\mathrm{18911}}^1$

素因数の和:19216

約数の個数: 96

約数和(自身を含む): 58884403200

約数和(自身を除く): 37323366948

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 277, 294, 343, 554, 588, 686, 831, 1029, 1108, 1372, 1662, 1939, 2058, 3324, 3878, 4116, 5817, 7756, 11634, 13573, 18911, 23268, 27146, 37822, 40719, 54292, 56733, 75644, 81438, 95011, 113466, 132377, 162876, 190022, 226932, 264754, 285033, 380044, 397131, 529508, 570066, 794262, 926639, 1140132, 1588524, 1853278, 2779917, 3706556, 5238347, 5559834, 6486473, 10476694, 11119668, 12972946, 15715041, 19459419, 20953388, 25945892, 31430082, 36668429, 38918838, 62860164, 73336858, 77837676, 110005287, 146673716, 220010574, 256679003, 440021148, 513358006, 770037009, 1026716012, 1540074018, 1796753021, 3080148036, 3593506042, 5390259063, 7187012084, 10780518126, 21561036252]

約数ペア:

[(1, 21561036252), (2, 10780518126), (3, 7187012084), (4, 5390259063), (6, 3593506042), (7, 3080148036), (12, 1796753021), (14, 1540074018), (21, 1026716012), (28, 770037009), (42, 513358006), (49, 440021148), (84, 256679003), (98, 220010574), (147, 146673716), (196, 110005287), (277, 77837676), (294, 73336858), (343, 62860164), (554, 38918838), (588, 36668429), (686, 31430082), (831, 25945892), (1029, 20953388), (1108, 19459419), (1372, 15715041), (1662, 12972946), (1939, 11119668), (2058, 10476694), (3324, 6486473), (3878, 5559834), (4116, 5238347), (5817, 3706556), (7756, 2779917), (11634, 1853278), (13573, 1588524), (18911, 1140132), (23268, 926639), (27146, 794262), (37822, 570066), (40719, 529508), (54292, 397131), (56733, 380044), (75644, 285033), (81438, 264754), (95011, 226932), (113466, 190022), (132377, 162876)]