21935656

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{66877}}^1$

素因数の和:66924

約数の個数: 16

約数和(自身を含む): 42133140

約数和(自身を除く): 20197484

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 66877, 133754, 267508, 535016, 2741957, 5483914, 10967828, 21935656]

約数ペア:

[(1, 21935656), (2, 10967828), (4, 5483914), (8, 2741957), (41, 535016), (82, 267508), (164, 133754), (328, 66877)]