21142142

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{36833}}^1$

素因数の和:36883

約数の個数: 16

約数和(自身を含む): 37128672

約数和(自身を除く): 15986530

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 36833, 73666, 257831, 515662, 1510153, 3020306, 10571071, 21142142]

約数ペア:

[(1, 21142142), (2, 10571071), (7, 3020306), (14, 1510153), (41, 515662), (82, 257831), (287, 73666), (574, 36833)]