21669254

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{947}}^1$

素因数の和:1639

約数の個数: 16

約数和(自身を含む): 34503408

約数和(自身を除く): 12834154

約数列:

[1, 2, 17, 34, 673, 947, 1346, 1894, 11441, 16099, 22882, 32198, 637331, 1274662, 10834627, 21669254]

約数ペア:

[(1, 21669254), (2, 10834627), (17, 1274662), (34, 637331), (673, 32198), (947, 22882), (1346, 16099), (1894, 11441)]