2168556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{13901}}^1$

素因数の和:13921

約数の個数: 24

約数和(自身を含む): 5449584

約数和(自身を除く): 3281028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 13901, 27802, 41703, 55604, 83406, 166812, 180713, 361426, 542139, 722852, 1084278, 2168556]

約数ペア:

[(1, 2168556), (2, 1084278), (3, 722852), (4, 542139), (6, 361426), (12, 180713), (13, 166812), (26, 83406), (39, 55604), (52, 41703), (78, 27802), (156, 13901)]