21522914

素因数分解:

$2^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{5471}}^1$

素因数の和:5761

約数の個数: 16

約数和(自身を含む): 37034496

約数和(自身を除く): 15511582

約数列:

[1, 2, 7, 14, 281, 562, 1967, 3934, 5471, 10942, 38297, 76594, 1537351, 3074702, 10761457, 21522914]

約数ペア:

[(1, 21522914), (2, 10761457), (7, 3074702), (14, 1537351), (281, 76594), (562, 38297), (1967, 10942), (3934, 5471)]