21728224

素因数分解:

$2^5\times 7^1\times {\mathrm{97001}}^1$

素因数の和:97018

約数の個数: 24

約数和(自身を含む): 48889008

約数和(自身を除く): 27160784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 97001, 194002, 388004, 679007, 776008, 1358014, 1552016, 2716028, 3104032, 5432056, 10864112, 21728224]

約数ペア:

[(1, 21728224), (2, 10864112), (4, 5432056), (7, 3104032), (8, 2716028), (14, 1552016), (16, 1358014), (28, 776008), (32, 679007), (56, 388004), (112, 194002), (224, 97001)]