2021148981

素因数分解:

$3^2\times {\mathrm{163}}^1\times {\mathrm{281}}^1\times {\mathrm{4903}}^1$

素因数の和:5353

約数の個数: 24

約数和(自身を含む): 2948402496

約数和(自身を除く): 927253515

約数列:

[1, 3, 9, 163, 281, 489, 843, 1467, 2529, 4903, 14709, 44127, 45803, 137409, 412227, 799189, 1377743, 2397567, 4133229, 7192701, 12399687, 224572109, 673716327, 2021148981]

約数ペア:

[(1, 2021148981), (3, 673716327), (9, 224572109), (163, 12399687), (281, 7192701), (489, 4133229), (843, 2397567), (1467, 1377743), (2529, 799189), (4903, 412227), (14709, 137409), (44127, 45803)]