21930146

素因数分解:

$2^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{2053}}^1$

素因数の和:2178

約数の個数: 24

約数和(自身を含む): 38635740

約数和(自身を除く): 16705594

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 763, 1526, 2053, 4106, 5341, 10682, 14371, 28742, 100597, 201194, 223777, 447554, 1566439, 3132878, 10965073, 21930146]

約数ペア:

[(1, 21930146), (2, 10965073), (7, 3132878), (14, 1566439), (49, 447554), (98, 223777), (109, 201194), (218, 100597), (763, 28742), (1526, 14371), (2053, 10682), (4106, 5341)]