21043962

素因数分解:

$2^1\times 3^4\times {\mathrm{129901}}^1$

素因数の和:129915

約数の個数: 20

約数和(自身を含む): 47154426

約数和(自身を除く): 26110464

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 129901, 259802, 389703, 779406, 1169109, 2338218, 3507327, 7014654, 10521981, 21043962]

約数ペア:

[(1, 21043962), (2, 10521981), (3, 7014654), (6, 3507327), (9, 2338218), (18, 1169109), (27, 779406), (54, 389703), (81, 259802), (162, 129901)]