21682170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{240913}}^1$

素因数の和:240926

約数の個数: 24

約数和(自身を含む): 56373876

約数和(自身を除く): 34691706

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 240913, 481826, 722739, 1204565, 1445478, 2168217, 2409130, 3613695, 4336434, 7227390, 10841085, 21682170]

約数ペア:

[(1, 21682170), (2, 10841085), (3, 7227390), (5, 4336434), (6, 3613695), (9, 2409130), (10, 2168217), (15, 1445478), (18, 1204565), (30, 722739), (45, 481826), (90, 240913)]