2021906299

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{29867}}^1$

素因数の和:30402

約数の個数: 16

約数和(自身を含む): 2437228800

約数和(自身を除く): 415322501

約数列:

[1, 7, 19, 133, 509, 3563, 9671, 29867, 67697, 209069, 567473, 3972311, 15202303, 106416121, 288843757, 2021906299]

約数ペア:

[(1, 2021906299), (7, 288843757), (19, 106416121), (133, 15202303), (509, 3972311), (3563, 567473), (9671, 209069), (29867, 67697)]