21966109

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{463}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 25390080

約数和(自身を除く): 3423971

約数列:

[1, 11, 19, 209, 227, 463, 2497, 4313, 5093, 8797, 47443, 96767, 105101, 1156111, 1996919, 21966109]

約数ペア:

[(1, 21966109), (11, 1996919), (19, 1156111), (209, 105101), (227, 96767), (463, 47443), (2497, 8797), (4313, 5093)]