20961708

素因数分解:

$2^2\times 3^1\times {\mathrm{1087}}^1\times {\mathrm{1607}}^1$

素因数の和:2701

約数の個数: 24

約数和(自身を含む): 48986112

約数和(自身を除く): 28024404

約数列:

[1, 2, 3, 4, 6, 12, 1087, 1607, 2174, 3214, 3261, 4348, 4821, 6428, 6522, 9642, 13044, 19284, 1746809, 3493618, 5240427, 6987236, 10480854, 20961708]

約数ペア:

[(1, 20961708), (2, 10480854), (3, 6987236), (4, 5240427), (6, 3493618), (12, 1746809), (1087, 19284), (1607, 13044), (2174, 9642), (3214, 6522), (3261, 6428), (4348, 4821)]