20875974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{497047}}^1$

素因数の和:497059

約数の個数: 16

約数和(自身を含む): 47716608

約数和(自身を除く): 26840634

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 497047, 994094, 1491141, 2982282, 3479329, 6958658, 10437987, 20875974]

約数ペア:

[(1, 20875974), (2, 10437987), (3, 6958658), (6, 3479329), (7, 2982282), (14, 1491141), (21, 994094), (42, 497047)]