2021567163

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{21397}}^1$

素因数の和:21827

約数の個数: 32

約数和(自身を含む): 3368901120

約数和(自身を除く): 1347333957

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 409, 1227, 2863, 4499, 8589, 13497, 21397, 31493, 64191, 94479, 149779, 235367, 449337, 706101, 1647569, 4942707, 8751373, 26254119, 61259611, 96265103, 183778833, 288795309, 673855721, 2021567163]

約数ペア:

[(1, 2021567163), (3, 673855721), (7, 288795309), (11, 183778833), (21, 96265103), (33, 61259611), (77, 26254119), (231, 8751373), (409, 4942707), (1227, 1647569), (2863, 706101), (4499, 449337), (8589, 235367), (13497, 149779), (21397, 94479), (31493, 64191)]