21161772

素因数分解:

$2^2\times 3^2\times {\mathrm{587827}}^1$

素因数の和:587837

約数の個数: 18

約数和(自身を含む): 53492348

約数和(自身を除く): 32330576

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 587827, 1175654, 1763481, 2351308, 3526962, 5290443, 7053924, 10580886, 21161772]

約数ペア:

[(1, 21161772), (2, 10580886), (3, 7053924), (4, 5290443), (6, 3526962), (9, 2351308), (12, 1763481), (18, 1175654), (36, 587827)]