21071652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{250853}}^1$

素因数の和:250867

約数の個数: 24

約数和(自身を含む): 56191296

約数和(自身を除く): 35119644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 250853, 501706, 752559, 1003412, 1505118, 1755971, 3010236, 3511942, 5267913, 7023884, 10535826, 21071652]

約数ペア:

[(1, 21071652), (2, 10535826), (3, 7023884), (4, 5267913), (6, 3511942), (7, 3010236), (12, 1755971), (14, 1505118), (21, 1003412), (28, 752559), (42, 501706), (84, 250853)]