21043296610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{300618523}}^1$

素因数の和:300618537

約数の個数: 16

約数和(自身を含む): 43289067456

約数和(自身を除く): 22245770846

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 300618523, 601237046, 1503092615, 2104329661, 3006185230, 4208659322, 10521648305, 21043296610]

約数ペア:

[(1, 21043296610), (2, 10521648305), (5, 4208659322), (7, 3006185230), (10, 2104329661), (14, 1503092615), (35, 601237046), (70, 300618523)]