2021081949

素因数分解:

$3^4\times {\mathrm{29}}^2\times {\mathrm{29669}}^1$

素因数の和:29739

約数の個数: 30

約数和(自身を含む): 3126950970

約数和(自身を除く): 1105869021

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 841, 2349, 2523, 7569, 22707, 29669, 68121, 89007, 267021, 801063, 860401, 2403189, 2581203, 7743609, 23230827, 24951629, 69692481, 74854887, 224564661, 673693983, 2021081949]

約数ペア:

[(1, 2021081949), (3, 673693983), (9, 224564661), (27, 74854887), (29, 69692481), (81, 24951629), (87, 23230827), (261, 7743609), (783, 2581203), (841, 2403189), (2349, 860401), (2523, 801063), (7569, 267021), (22707, 89007), (29669, 68121)]