2109309993

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^2\times {\mathrm{1951}}^1$

素因数の和:2226

約数の個数: 36

約数和(自身を含む): 3510617344

約数和(自身を除く): 1401307351

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 1951, 2751, 5853, 8253, 13657, 17161, 17559, 40971, 51483, 120127, 122913, 154449, 255581, 360381, 766743, 1081143, 1789067, 2300229, 5367201, 16101603, 33481111, 100443333, 234367777, 301329999, 703103331, 2109309993]

約数ペア:

[(1, 2109309993), (3, 703103331), (7, 301329999), (9, 234367777), (21, 100443333), (63, 33481111), (131, 16101603), (393, 5367201), (917, 2300229), (1179, 1789067), (1951, 1081143), (2751, 766743), (5853, 360381), (8253, 255581), (13657, 154449), (17161, 122913), (17559, 120127), (40971, 51483)]