16399446

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{390463}}^1$

素因数の和:390475

約数の個数: 16

約数和(自身を含む): 37484544

約数和(自身を除く): 21085098

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 390463, 780926, 1171389, 2342778, 2733241, 5466482, 8199723, 16399446]

約数ペア:

[(1, 16399446), (2, 8199723), (3, 5466482), (6, 2733241), (7, 2342778), (14, 1171389), (21, 780926), (42, 390463)]