21263066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8867}}^1$

素因数の和:8989

約数の個数: 16

約数和(自身を含む): 35117280

約数和(自身を除く): 13854214

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8867, 17734, 97537, 195074, 966503, 1933006, 10631533, 21263066]

約数ペア:

[(1, 21263066), (2, 10631533), (11, 1933006), (22, 966503), (109, 195074), (218, 97537), (1199, 17734), (2398, 8867)]