2021657493

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1\times {\mathrm{911}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 2914693632

約数和(自身を除く): 893036139

約数列:

[1, 3, 17, 51, 53, 159, 821, 901, 911, 2463, 2703, 2733, 13957, 15487, 41871, 43513, 46461, 48283, 130539, 144849, 739721, 747931, 820811, 2219163, 2243793, 2462433, 12714827, 38144481, 39640343, 118921029, 673885831, 2021657493]

約数ペア:

[(1, 2021657493), (3, 673885831), (17, 118921029), (51, 39640343), (53, 38144481), (159, 12714827), (821, 2462433), (901, 2243793), (911, 2219163), (2463, 820811), (2703, 747931), (2733, 739721), (13957, 144849), (15487, 130539), (41871, 48283), (43513, 46461)]