21344356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{2137}}^1$

素因数の和:2379

約数の個数: 24

約数和(自身を含む): 40946976

約数和(自身を除く): 19602620

約数列:

[1, 2, 4, 11, 22, 44, 227, 454, 908, 2137, 2497, 4274, 4994, 8548, 9988, 23507, 47014, 94028, 485099, 970198, 1940396, 5336089, 10672178, 21344356]

約数ペア:

[(1, 21344356), (2, 10672178), (4, 5336089), (11, 1940396), (22, 970198), (44, 485099), (227, 94028), (454, 47014), (908, 23507), (2137, 9988), (2497, 8548), (4274, 4994)]