21688226

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{91127}}^1$

素因数の和:91153

約数の個数: 16

約数和(自身を含む): 39367296

約数和(自身を除く): 17679070

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 91127, 182254, 637889, 1275778, 1549159, 3098318, 10844113, 21688226]

約数ペア:

[(1, 21688226), (2, 10844113), (7, 3098318), (14, 1549159), (17, 1275778), (34, 637889), (119, 182254), (238, 91127)]