21021032007

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{4349479}}^1$

素因数の和:4349667

約数の個数: 16

約数和(自身を含む): 31316256000

約数和(自身を除く): 10295223993

約数列:

[1, 3, 9, 27, 179, 537, 1611, 4833, 4349479, 13048437, 39145311, 117435933, 778556741, 2335670223, 7007010669, 21021032007]

約数ペア:

[(1, 21021032007), (3, 7007010669), (9, 2335670223), (27, 778556741), (179, 117435933), (537, 39145311), (1611, 13048437), (4833, 4349479)]