21923552

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1009}}^1$

素因数の和:1123

約数の個数: 48

約数和(自身を含む): 49885920

約数和(自身を除く): 27962368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 1009, 1358, 1552, 2018, 2716, 3104, 4036, 5432, 7063, 8072, 10864, 14126, 16144, 21728, 28252, 32288, 56504, 97873, 113008, 195746, 226016, 391492, 685111, 782984, 1370222, 1565968, 2740444, 3131936, 5480888, 10961776, 21923552]

約数ペア:

[(1, 21923552), (2, 10961776), (4, 5480888), (7, 3131936), (8, 2740444), (14, 1565968), (16, 1370222), (28, 782984), (32, 685111), (56, 391492), (97, 226016), (112, 195746), (194, 113008), (224, 97873), (388, 56504), (679, 32288), (776, 28252), (1009, 21728), (1358, 16144), (1552, 14126), (2018, 10864), (2716, 8072), (3104, 7063), (4036, 5432)]