21650636

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33619}}^1$

素因数の和:33653

約数の個数: 24

約数和(自身を含む): 45185280

約数和(自身を除く): 23534644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 33619, 67238, 134476, 235333, 470666, 773237, 941332, 1546474, 3092948, 5412659, 10825318, 21650636]

約数ペア:

[(1, 21650636), (2, 10825318), (4, 5412659), (7, 3092948), (14, 1546474), (23, 941332), (28, 773237), (46, 470666), (92, 235333), (161, 134476), (322, 67238), (644, 33619)]