21000366284

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1431713}}^1$

素因数の和:1431929

約数の個数: 24

約数和(自身を含む): 38885352240

約数和(自身を除く): 17884985956

約数列:

[1, 2, 4, 19, 38, 76, 193, 386, 772, 3667, 7334, 14668, 1431713, 2863426, 5726852, 27202547, 54405094, 108810188, 276320609, 552641218, 1105282436, 5250091571, 10500183142, 21000366284]

約数ペア:

[(1, 21000366284), (2, 10500183142), (4, 5250091571), (19, 1105282436), (38, 552641218), (76, 276320609), (193, 108810188), (386, 54405094), (772, 27202547), (3667, 5726852), (7334, 2863426), (14668, 1431713)]