21000434740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{45653119}}^1$

素因数の和:45653151

約数の個数: 24

約数和(自身を含む): 46018344960

約数和(自身を除く): 25017910220

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 45653119, 91306238, 182612476, 228265595, 456531190, 913062380, 1050021737, 2100043474, 4200086948, 5250108685, 10500217370, 21000434740]

約数ペア:

[(1, 21000434740), (2, 10500217370), (4, 5250108685), (5, 4200086948), (10, 2100043474), (20, 1050021737), (23, 913062380), (46, 456531190), (92, 228265595), (115, 182612476), (230, 91306238), (460, 45653119)]