21000279734

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6726547}}^1$

素因数の和:6726779

約数の個数: 16

約数和(自身を含む): 36161922048

約数和(自身を除く): 15161642314

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 6726547, 13453094, 47085829, 94171658, 1500019981, 3000039962, 10500139867, 21000279734]

約数ペア:

[(1, 21000279734), (2, 10500139867), (7, 3000039962), (14, 1500019981), (223, 94171658), (446, 47085829), (1561, 13453094), (3122, 6726547)]