21042018

素因数分解:

$2^1\times 3^4\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:880

約数の個数: 40

約数和(自身を含む): 47464428

約数和(自身を除く): 26422410

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 193, 386, 579, 673, 1158, 1346, 1737, 2019, 3474, 4038, 5211, 6057, 10422, 12114, 15633, 18171, 31266, 36342, 54513, 109026, 129889, 259778, 389667, 779334, 1169001, 2338002, 3507003, 7014006, 10521009, 21042018]

約数ペア:

[(1, 21042018), (2, 10521009), (3, 7014006), (6, 3507003), (9, 2338002), (18, 1169001), (27, 779334), (54, 389667), (81, 259778), (162, 129889), (193, 109026), (386, 54513), (579, 36342), (673, 31266), (1158, 18171), (1346, 15633), (1737, 12114), (2019, 10422), (3474, 6057), (4038, 5211)]