27721974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{660047}}^1$

素因数の和:660059

約数の個数: 16

約数和(自身を含む): 63364608

約数和(自身を除く): 35642634

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 660047, 1320094, 1980141, 3960282, 4620329, 9240658, 13860987, 27721974]

約数ペア:

[(1, 27721974), (2, 13860987), (3, 9240658), (6, 4620329), (7, 3960282), (14, 1980141), (21, 1320094), (42, 660047)]