21411898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{1217}}^1$

素因数の和:1701

約数の個数: 16

約数和(自身を含む): 33909120

約数和(自身を除く): 12497222

約数列:

[1, 2, 19, 38, 463, 926, 1217, 2434, 8797, 17594, 23123, 46246, 563471, 1126942, 10705949, 21411898]

約数ペア:

[(1, 21411898), (2, 10705949), (19, 1126942), (38, 563471), (463, 46246), (926, 23123), (1217, 17594), (2434, 8797)]