21600985

素因数分解:

$5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{811}}^1$

素因数の和:1584

約数の個数: 16

約数和(自身を含む): 29699712

約数和(自身を除く): 8098727

約数列:

[1, 5, 7, 35, 761, 811, 3805, 4055, 5327, 5677, 26635, 28385, 617171, 3085855, 4320197, 21600985]

約数ペア:

[(1, 21600985), (5, 4320197), (7, 3085855), (35, 617171), (761, 28385), (811, 26635), (3805, 5677), (4055, 5327)]