21583639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14753}}^1$

素因数の和:14790

約数の個数: 16

約数和(自身を含む): 28327680

約数和(自身を除く): 6744041

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 14753, 103271, 162283, 280307, 1135981, 1962149, 3083377, 21583639]

約数ペア:

[(1, 21583639), (7, 3083377), (11, 1962149), (19, 1135981), (77, 280307), (133, 162283), (209, 103271), (1463, 14753)]