21584052

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{883}}^1$

素因数の和:997

約数の個数: 72

約数和(自身を含む): 63068096

約数和(自身を除く): 41484044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 97, 126, 194, 252, 291, 388, 582, 679, 873, 883, 1164, 1358, 1746, 1766, 2037, 2649, 2716, 3492, 3532, 4074, 5298, 6111, 6181, 7947, 8148, 10596, 12222, 12362, 15894, 18543, 24444, 24724, 31788, 37086, 55629, 74172, 85651, 111258, 171302, 222516, 256953, 342604, 513906, 599557, 770859, 1027812, 1199114, 1541718, 1798671, 2398228, 3083436, 3597342, 5396013, 7194684, 10792026, 21584052]

約数ペア:

[(1, 21584052), (2, 10792026), (3, 7194684), (4, 5396013), (6, 3597342), (7, 3083436), (9, 2398228), (12, 1798671), (14, 1541718), (18, 1199114), (21, 1027812), (28, 770859), (36, 599557), (42, 513906), (63, 342604), (84, 256953), (97, 222516), (126, 171302), (194, 111258), (252, 85651), (291, 74172), (388, 55629), (582, 37086), (679, 31788), (873, 24724), (883, 24444), (1164, 18543), (1358, 15894), (1746, 12362), (1766, 12222), (2037, 10596), (2649, 8148), (2716, 7947), (3492, 6181), (3532, 6111), (4074, 5298)]