21113648001

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{1021}}^1\times {\mathrm{4817}}^1$

素因数の和:5903

約数の個数: 40

約数和(自身を含む): 32173389864

約数和(自身を除く): 11059741863

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1021, 1431, 3063, 4293, 4817, 9189, 14451, 27567, 43353, 54113, 82701, 130059, 162339, 255301, 390177, 487017, 765903, 1461051, 2297709, 4383153, 4918157, 6893127, 14754471, 20679381, 44263413, 132790239, 260662321, 398370717, 781986963, 2345960889, 7037882667, 21113648001]

約数ペア:

[(1, 21113648001), (3, 7037882667), (9, 2345960889), (27, 781986963), (53, 398370717), (81, 260662321), (159, 132790239), (477, 44263413), (1021, 20679381), (1431, 14754471), (3063, 6893127), (4293, 4918157), (4817, 4383153), (9189, 2297709), (14451, 1461051), (27567, 765903), (43353, 487017), (54113, 390177), (82701, 255301), (130059, 162339)]