21000365582

素因数分解:

$2^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{3055043}}^1$

素因数の和:3055543

約数の個数: 16

約数和(自身を含む): 36073959552

約数和(自身を除く): 15073593970

約数列:

[1, 2, 7, 14, 491, 982, 3437, 6874, 3055043, 6110086, 21385301, 42770602, 1500026113, 3000052226, 10500182791, 21000365582]

約数ペア:

[(1, 21000365582), (2, 10500182791), (7, 3000052226), (14, 1500026113), (491, 42770602), (982, 21385301), (3437, 6110086), (6874, 3055043)]