21000340866

素因数分解:

$2^1\times 3^1\times {\mathrm{6653}}^1\times {\mathrm{526087}}^1$

素因数の和:532745

約数の個数: 16

約数和(自身を含む): 42007074624

約数和(自身を除く): 21006733758

約数列:

[1, 2, 3, 6, 6653, 13306, 19959, 39918, 526087, 1052174, 1578261, 3156522, 3500056811, 7000113622, 10500170433, 21000340866]

約数ペア:

[(1, 21000340866), (2, 10500170433), (3, 7000113622), (6, 3500056811), (6653, 3156522), (13306, 1578261), (19959, 1052174), (39918, 526087)]