21302214

素因数分解:

$2^1\times 3^1\times {\mathrm{1223}}^1\times {\mathrm{2903}}^1$

素因数の和:4131

約数の個数: 16

約数和(自身を含む): 42653952

約数和(自身を除く): 21351738

約数列:

[1, 2, 3, 6, 1223, 2446, 2903, 3669, 5806, 7338, 8709, 17418, 3550369, 7100738, 10651107, 21302214]

約数ペア:

[(1, 21302214), (2, 10651107), (3, 7100738), (6, 3550369), (1223, 17418), (2446, 8709), (2903, 7338), (3669, 5806)]