21518834

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{4241}}^1$

素因数の和:4345

約数の個数: 16

約数和(自身を含む): 33596640

約数和(自身を除く): 12077806

約数列:

[1, 2, 43, 59, 86, 118, 2537, 4241, 5074, 8482, 182363, 250219, 364726, 500438, 10759417, 21518834]

約数ペア:

[(1, 21518834), (2, 10759417), (43, 500438), (59, 364726), (86, 250219), (118, 182363), (2537, 8482), (4241, 5074)]