21110469

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{569}}^1$

素因数の和:804

約数の個数: 16

約数和(自身を含む): 28728000

約数和(自身を除く): 7617531

約数列:

[1, 3, 83, 149, 249, 447, 569, 1707, 12367, 37101, 47227, 84781, 141681, 254343, 7036823, 21110469]

約数ペア:

[(1, 21110469), (3, 7036823), (83, 254343), (149, 141681), (249, 84781), (447, 47227), (569, 37101), (1707, 12367)]