21615672976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{32950721}}^1$

素因数の和:32950770

約数の個数: 20

約数和(自身を含む): 42901840044

約数和(自身を除く): 21286167068

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 32950721, 65901442, 131802884, 263605768, 527211536, 1350979561, 2701959122, 5403918244, 10807836488, 21615672976]

約数ペア:

[(1, 21615672976), (2, 10807836488), (4, 5403918244), (8, 2701959122), (16, 1350979561), (41, 527211536), (82, 263605768), (164, 131802884), (328, 65901442), (656, 32950721)]