21633682

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{11117}}^1$

素因数の和:11265

約数の個数: 16

約数和(自身を含む): 37356480

約数和(自身を除く): 15722798

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 11117, 22234, 77819, 155638, 1545263, 3090526, 10816841, 21633682]

約数ペア:

[(1, 21633682), (2, 10816841), (7, 3090526), (14, 1545263), (139, 155638), (278, 77819), (973, 22234), (1946, 11117)]