21270640246

素因数分解:

$2^1\times {\mathrm{661}}^1\times {\mathrm{3623}}^1\times {\mathrm{4441}}^1$

素因数の和:8727

約数の個数: 16

約数和(自身を含む): 31970246688

約数和(自身を除く): 10699606442

約数列:

[1, 2, 661, 1322, 3623, 4441, 7246, 8882, 2394803, 2935501, 4789606, 5871002, 16089743, 32179486, 10635320123, 21270640246]

約数ペア:

[(1, 21270640246), (2, 10635320123), (661, 32179486), (1322, 16089743), (3623, 5871002), (4441, 4789606), (7246, 2935501), (8882, 2394803)]