21366730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27749}}^1$

素因数の和:27774

約数の個数: 32

約数和(自身を含む): 47952000

約数和(自身を除く): 26585270

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27749, 55498, 138745, 194243, 277490, 305239, 388486, 610478, 971215, 1526195, 1942430, 2136673, 3052390, 4273346, 10683365, 21366730]

約数ペア:

[(1, 21366730), (2, 10683365), (5, 4273346), (7, 3052390), (10, 2136673), (11, 1942430), (14, 1526195), (22, 971215), (35, 610478), (55, 388486), (70, 305239), (77, 277490), (110, 194243), (154, 138745), (385, 55498), (770, 27749)]