2021808402441

素因数分解:

$3^6\times {\mathrm{149}}^1\times {\mathrm{18613421}}^1$

素因数の和:18613588

約数の個数: 28

約数和(自身を含む): 3051670536900

約数和(自身を除く): 1029862134459

約数列:

[1, 3, 9, 27, 81, 149, 243, 447, 729, 1341, 4023, 12069, 36207, 108621, 18613421, 55840263, 167520789, 502562367, 1507687101, 2773399729, 4523061303, 8320199187, 13569183909, 24960597561, 74881792683, 224645378049, 673936134147, 2021808402441]

約数ペア:

[(1, 2021808402441), (3, 673936134147), (9, 224645378049), (27, 74881792683), (81, 24960597561), (149, 13569183909), (243, 8320199187), (447, 4523061303), (729, 2773399729), (1341, 1507687101), (4023, 502562367), (12069, 167520789), (36207, 55840263), (108621, 18613421)]