2021332989

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{30869}}^1$

素因数の和:30981

約数の個数: 32

約数和(自身を含む): 3070206720

約数和(自身を除く): 1048873731

約数列:

[1, 3, 13, 23, 39, 69, 73, 219, 299, 897, 949, 1679, 2847, 5037, 21827, 30869, 65481, 92607, 401297, 709987, 1203891, 2129961, 2253437, 6760311, 9229831, 27689493, 29294681, 51829051, 87884043, 155487153, 673777663, 2021332989]

約数ペア:

[(1, 2021332989), (3, 673777663), (13, 155487153), (23, 87884043), (39, 51829051), (69, 29294681), (73, 27689493), (219, 9229831), (299, 6760311), (897, 2253437), (949, 2129961), (1679, 1203891), (2847, 709987), (5037, 401297), (21827, 92607), (30869, 65481)]