21036642

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{318737}}^1$

素因数の和:318753

約数の個数: 16

約数和(自身を含む): 45898272

約数和(自身を除く): 24861630

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 318737, 637474, 956211, 1912422, 3506107, 7012214, 10518321, 21036642]

約数ペア:

[(1, 21036642), (2, 10518321), (3, 7012214), (6, 3506107), (11, 1912422), (22, 956211), (33, 637474), (66, 318737)]