21685386

素因数分解:

$2^1\times 3^1\times {\mathrm{1109}}^1\times {\mathrm{3259}}^1$

素因数の和:4373

約数の個数: 16

約数和(自身を含む): 43423200

約数和(自身を除く): 21737814

約数列:

[1, 2, 3, 6, 1109, 2218, 3259, 3327, 6518, 6654, 9777, 19554, 3614231, 7228462, 10842693, 21685386]

約数ペア:

[(1, 21685386), (2, 10842693), (3, 7228462), (6, 3614231), (1109, 19554), (2218, 9777), (3259, 6654), (3327, 6518)]