21778954

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{5651}}^1$

素因数の和:5741

約数の個数: 16

約数和(自身を含む): 34183296

約数和(自身を除く): 12404342

約数列:

[1, 2, 41, 47, 82, 94, 1927, 3854, 5651, 11302, 231691, 265597, 463382, 531194, 10889477, 21778954]

約数ペア:

[(1, 21778954), (2, 10889477), (41, 531194), (47, 463382), (82, 265597), (94, 231691), (1927, 11302), (3854, 5651)]