214686591

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{85909}}^1$

素因数の和:85943

約数の個数: 24

約数和(自身を含む): 352574640

約数和(自身を除く): 137888049

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 85909, 257727, 601363, 1460453, 1804089, 4209541, 4381359, 10223171, 12628623, 30669513, 71562197, 214686591]

約数ペア:

[(1, 214686591), (3, 71562197), (7, 30669513), (17, 12628623), (21, 10223171), (49, 4381359), (51, 4209541), (119, 1804089), (147, 1460453), (357, 601363), (833, 257727), (2499, 85909)]