21323285

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1459}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 26630400

約数和(自身を除く): 5307115

約数列:

[1, 5, 37, 79, 185, 395, 1459, 2923, 7295, 14615, 53983, 115261, 269915, 576305, 4264657, 21323285]

約数ペア:

[(1, 21323285), (5, 4264657), (37, 576305), (79, 269915), (185, 115261), (395, 53983), (1459, 14615), (2923, 7295)]