21873078

素因数分解:

$2^1\times 3^4\times {\mathrm{135019}}^1$

素因数の和:135033

約数の個数: 20

約数和(自身を含む): 49012260

約数和(自身を除く): 27139182

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 135019, 270038, 405057, 810114, 1215171, 2430342, 3645513, 7291026, 10936539, 21873078]

約数ペア:

[(1, 21873078), (2, 10936539), (3, 7291026), (6, 3645513), (9, 2430342), (18, 1215171), (27, 810114), (54, 405057), (81, 270038), (162, 135019)]