21065066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{2609}}^1$

素因数の和:2989

約数の個数: 16

約数和(自身を含む): 34577280

約数和(自身を除く): 13512214

約数列:

[1, 2, 11, 22, 367, 734, 2609, 4037, 5218, 8074, 28699, 57398, 957503, 1915006, 10532533, 21065066]

約数ペア:

[(1, 21065066), (2, 10532533), (11, 1915006), (22, 957503), (367, 57398), (734, 28699), (2609, 8074), (4037, 5218)]