21167339481

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{2543}}^1\times {\mathrm{48677}}^1$

素因数の和:51245

約数の個数: 24

約数和(自身を含む): 32197576320

約数和(自身を除く): 11030236839

約数列:

[1, 3, 9, 19, 57, 171, 2543, 7629, 22887, 48317, 48677, 144951, 146031, 434853, 438093, 924863, 2774589, 8323767, 123785611, 371356833, 1114070499, 2351926609, 7055779827, 21167339481]

約数ペア:

[(1, 21167339481), (3, 7055779827), (9, 2351926609), (19, 1114070499), (57, 371356833), (171, 123785611), (2543, 8323767), (7629, 2774589), (22887, 924863), (48317, 438093), (48677, 434853), (144951, 146031)]