20221257

素因数分解:

$3^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{1303}}^1$

素因数の和:2052

約数の個数: 16

約数和(自身を含む): 30878720

約数和(自身を除く): 10657463

約数列:

[1, 3, 7, 21, 739, 1303, 2217, 3909, 5173, 9121, 15519, 27363, 962917, 2888751, 6740419, 20221257]

約数ペア:

[(1, 20221257), (3, 6740419), (7, 2888751), (21, 962917), (739, 27363), (1303, 15519), (2217, 9121), (3909, 5173)]