21776608

素因数分解:

$2^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1451}}^1$

素因数の和:1535

約数の個数: 48

約数和(自身を含む): 49762944

約数和(自身を除く): 27986336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 67, 112, 134, 224, 268, 469, 536, 938, 1072, 1451, 1876, 2144, 2902, 3752, 5804, 7504, 10157, 11608, 15008, 20314, 23216, 40628, 46432, 81256, 97217, 162512, 194434, 325024, 388868, 680519, 777736, 1361038, 1555472, 2722076, 3110944, 5444152, 10888304, 21776608]

約数ペア:

[(1, 21776608), (2, 10888304), (4, 5444152), (7, 3110944), (8, 2722076), (14, 1555472), (16, 1361038), (28, 777736), (32, 680519), (56, 388868), (67, 325024), (112, 194434), (134, 162512), (224, 97217), (268, 81256), (469, 46432), (536, 40628), (938, 23216), (1072, 20314), (1451, 15008), (1876, 11608), (2144, 10157), (2902, 7504), (3752, 5804)]