21810218

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{5051}}^1$

素因数の和:5197

約数の個数: 16

約数和(自身を含む): 34919424

約数和(自身を除く): 13109206

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 5051, 10102, 85867, 171734, 641477, 1282954, 10905109, 21810218]

約数ペア:

[(1, 21810218), (2, 10905109), (17, 1282954), (34, 641477), (127, 171734), (254, 85867), (2159, 10102), (4318, 5051)]