21000196

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32609}}^1$

素因数の和:32643

約数の個数: 24

約数和(自身を含む): 43827840

約数和(自身を除く): 22827644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32609, 65218, 130436, 228263, 456526, 750007, 913052, 1500014, 3000028, 5250049, 10500098, 21000196]

約数ペア:

[(1, 21000196), (2, 10500098), (4, 5250049), (7, 3000028), (14, 1500014), (23, 913052), (28, 750007), (46, 456526), (92, 228263), (161, 130436), (322, 65218), (644, 32609)]