21821079183

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{995987}}^1$

素因数の和:996166

約数の個数: 16

約数和(自身を含む): 29799960960

約数和(自身を除く): 7978881777

約数列:

[1, 3, 67, 109, 201, 327, 7303, 21909, 995987, 2987961, 66731129, 108562583, 200193387, 325687749, 7273693061, 21821079183]

約数ペア:

[(1, 21821079183), (3, 7273693061), (67, 325687749), (109, 200193387), (201, 108562583), (327, 66731129), (7303, 2987961), (21909, 995987)]