21537684

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:970

約数の個数: 96

約数和(自身を含む): 65945600

約数和(自身を除く): 44407916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 84, 93, 108, 124, 126, 186, 189, 217, 252, 279, 372, 378, 434, 558, 651, 756, 837, 868, 919, 1116, 1302, 1674, 1838, 1953, 2604, 2757, 3348, 3676, 3906, 5514, 5859, 6433, 7812, 8271, 11028, 11718, 12866, 16542, 19299, 23436, 24813, 25732, 28489, 33084, 38598, 49626, 56978, 57897, 77196, 85467, 99252, 113956, 115794, 170934, 173691, 199423, 231588, 256401, 341868, 347382, 398846, 512802, 598269, 694764, 769203, 797692, 1025604, 1196538, 1538406, 1794807, 2393076, 3076812, 3589614, 5384421, 7179228, 10768842, 21537684]

約数ペア:

[(1, 21537684), (2, 10768842), (3, 7179228), (4, 5384421), (6, 3589614), (7, 3076812), (9, 2393076), (12, 1794807), (14, 1538406), (18, 1196538), (21, 1025604), (27, 797692), (28, 769203), (31, 694764), (36, 598269), (42, 512802), (54, 398846), (62, 347382), (63, 341868), (84, 256401), (93, 231588), (108, 199423), (124, 173691), (126, 170934), (186, 115794), (189, 113956), (217, 99252), (252, 85467), (279, 77196), (372, 57897), (378, 56978), (434, 49626), (558, 38598), (651, 33084), (756, 28489), (837, 25732), (868, 24813), (919, 23436), (1116, 19299), (1302, 16542), (1674, 12866), (1838, 11718), (1953, 11028), (2604, 8271), (2757, 7812), (3348, 6433), (3676, 5859), (3906, 5514)]