21093894

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{22111}}^1$

素因数の和:22172

約数の個数: 24

約数和(自身を含む): 46567872

約数和(自身を除く): 25473978

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 22111, 44222, 66333, 132666, 198999, 397998, 1171883, 2343766, 3515649, 7031298, 10546947, 21093894]

約数ペア:

[(1, 21093894), (2, 10546947), (3, 7031298), (6, 3515649), (9, 2343766), (18, 1171883), (53, 397998), (106, 198999), (159, 132666), (318, 66333), (477, 44222), (954, 22111)]