21039046

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{25471}}^1$

素因数の和:25539

約数の個数: 16

約数和(自身を含む): 36679680

約数和(自身を除く): 15640634

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 25471, 50942, 178297, 356594, 1502789, 3005578, 10519523, 21039046]

約数ペア:

[(1, 21039046), (2, 10519523), (7, 3005578), (14, 1502789), (59, 356594), (118, 178297), (413, 50942), (826, 25471)]