21416982

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67349}}^1$

素因数の和:67407

約数の個数: 16

約数和(自身を含む): 43642800

約数和(自身を除く): 22225818

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 67349, 134698, 202047, 404094, 3569497, 7138994, 10708491, 21416982]

約数ペア:

[(1, 21416982), (2, 10708491), (3, 7138994), (6, 3569497), (53, 404094), (106, 202047), (159, 134698), (318, 67349)]