21761487

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{6661}}^1$

素因数の和:6692

約数の個数: 24

約数和(自身を含む): 35441840

約数和(自身を除く): 13680353

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 1089, 3267, 6661, 19983, 59949, 73271, 179847, 219813, 659439, 805981, 1978317, 2417943, 7253829, 21761487]

約数ペア:

[(1, 21761487), (3, 7253829), (9, 2417943), (11, 1978317), (27, 805981), (33, 659439), (99, 219813), (121, 179847), (297, 73271), (363, 59949), (1089, 19983), (3267, 6661)]