21168896

素因数分解:

$2^8\times 7^1\times {\mathrm{11813}}^1$

素因数の和:11836

約数の個数: 36

約数和(自身を含む): 48295632

約数和(自身を除く): 27126736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11813, 23626, 47252, 82691, 94504, 165382, 189008, 330764, 378016, 661528, 756032, 1323056, 1512064, 2646112, 3024128, 5292224, 10584448, 21168896]

約数ペア:

[(1, 21168896), (2, 10584448), (4, 5292224), (7, 3024128), (8, 2646112), (14, 1512064), (16, 1323056), (28, 756032), (32, 661528), (56, 378016), (64, 330764), (112, 189008), (128, 165382), (224, 94504), (256, 82691), (448, 47252), (896, 23626), (1792, 11813)]