21363016

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157081}}^1$

素因数の和:157104

約数の個数: 16

約数和(自身を含む): 42412140

約数和(自身を除く): 21049124

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157081, 314162, 628324, 1256648, 2670377, 5340754, 10681508, 21363016]

約数ペア:

[(1, 21363016), (2, 10681508), (4, 5340754), (8, 2670377), (17, 1256648), (34, 628324), (68, 314162), (136, 157081)]