21253254

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5279}}^1$

素因数の和:5356

約数の個数: 32

約数和(自身を含む): 47139840

約数和(自身を除く): 25886586

約数列:

[1, 2, 3, 6, 11, 22, 33, 61, 66, 122, 183, 366, 671, 1342, 2013, 4026, 5279, 10558, 15837, 31674, 58069, 116138, 174207, 322019, 348414, 644038, 966057, 1932114, 3542209, 7084418, 10626627, 21253254]

約数ペア:

[(1, 21253254), (2, 10626627), (3, 7084418), (6, 3542209), (11, 1932114), (22, 966057), (33, 644038), (61, 348414), (66, 322019), (122, 174207), (183, 116138), (366, 58069), (671, 31674), (1342, 15837), (2013, 10558), (4026, 5279)]