21517364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{9227}}^1$

素因数の和:9295

約数の個数: 24

約数和(自身を含む): 41858208

約数和(自身を除く): 20340844

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 9227, 18454, 36908, 101497, 202994, 405988, 489031, 978062, 1956124, 5379341, 10758682, 21517364]

約数ペア:

[(1, 21517364), (2, 10758682), (4, 5379341), (11, 1956124), (22, 978062), (44, 489031), (53, 405988), (106, 202994), (212, 101497), (583, 36908), (1166, 18454), (2332, 9227)]