21672266

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{140729}}^1$

素因数の和:140749

約数の個数: 16

約数和(自身を含む): 40530240

約数和(自身を除く): 18857974

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 140729, 281458, 985103, 1548019, 1970206, 3096038, 10836133, 21672266]

約数ペア:

[(1, 21672266), (2, 10836133), (7, 3096038), (11, 1970206), (14, 1548019), (22, 985103), (77, 281458), (154, 140729)]