2021574639

素因数分解:

$3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{149713}}^1$

素因数の和:150366

約数の個数: 16

約数和(自身を含む): 3085306112

約数和(自身を除く): 1063731473

約数列:

[1, 3, 7, 21, 643, 1929, 4501, 13503, 149713, 449139, 1047991, 3143973, 96265459, 288796377, 673858213, 2021574639]

約数ペア:

[(1, 2021574639), (3, 673858213), (7, 288796377), (21, 96265459), (643, 3143973), (1929, 1047991), (4501, 449139), (13503, 149713)]