221041254

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{751841}}^1$

素因数の和:751860

約数の個数: 24

約数和(自身を含む): 514259928

約数和(自身を除く): 293218674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 751841, 1503682, 2255523, 4511046, 5262887, 10525774, 15788661, 31577322, 36840209, 73680418, 110520627, 221041254]

約数ペア:

[(1, 221041254), (2, 110520627), (3, 73680418), (6, 36840209), (7, 31577322), (14, 15788661), (21, 10525774), (42, 5262887), (49, 4511046), (98, 2255523), (147, 1503682), (294, 751841)]