21427074

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{8689}}^1$

素因数の和:8834

約数の個数: 24

約数和(自身を含む): 46769580

約数和(自身を除く): 25342506

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 8689, 17378, 26067, 52134, 78201, 156402, 1190393, 2380786, 3571179, 7142358, 10713537, 21427074]

約数ペア:

[(1, 21427074), (2, 10713537), (3, 7142358), (6, 3571179), (9, 2380786), (18, 1190393), (137, 156402), (274, 78201), (411, 52134), (822, 26067), (1233, 17378), (2466, 8689)]