21059752

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19793}}^1$

素因数の和:19825

約数の個数: 32

約数和(自身を含む): 47505600

約数和(自身を除く): 26445848

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 19793, 39586, 79172, 138551, 158344, 277102, 376067, 554204, 752134, 1108408, 1504268, 2632469, 3008536, 5264938, 10529876, 21059752]

約数ペア:

[(1, 21059752), (2, 10529876), (4, 5264938), (7, 3008536), (8, 2632469), (14, 1504268), (19, 1108408), (28, 752134), (38, 554204), (56, 376067), (76, 277102), (133, 158344), (152, 138551), (266, 79172), (532, 39586), (1064, 19793)]