21164292

素因数分解:

$2^2\times 3^2\times {\mathrm{587897}}^1$

素因数の和:587907

約数の個数: 18

約数和(自身を含む): 53498718

約数和(自身を除く): 32334426

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 587897, 1175794, 1763691, 2351588, 3527382, 5291073, 7054764, 10582146, 21164292]

約数ペア:

[(1, 21164292), (2, 10582146), (3, 7054764), (4, 5291073), (6, 3527382), (9, 2351588), (12, 1763691), (18, 1175794), (36, 587897)]