21704718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13967}}^1$

素因数の和:14016

約数の個数: 32

約数和(自身を含む): 50955264

約数和(自身を除く): 29250546

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13967, 27934, 41901, 83802, 97769, 195538, 293307, 516779, 586614, 1033558, 1550337, 3100674, 3617453, 7234906, 10852359, 21704718]

約数ペア:

[(1, 21704718), (2, 10852359), (3, 7234906), (6, 3617453), (7, 3100674), (14, 1550337), (21, 1033558), (37, 586614), (42, 516779), (74, 293307), (111, 195538), (222, 97769), (259, 83802), (518, 41901), (777, 27934), (1554, 13967)]