21230198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{2239}}^1$

素因数の和:2683

約数の個数: 16

約数和(自身を含む): 34836480

約数和(自身を除く): 13606282

約数列:

[1, 2, 11, 22, 431, 862, 2239, 4478, 4741, 9482, 24629, 49258, 965009, 1930018, 10615099, 21230198]

約数ペア:

[(1, 21230198), (2, 10615099), (11, 1930018), (22, 965009), (431, 49258), (862, 24629), (2239, 9482), (4478, 4741)]