21202035

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13723}}^1$

素因数の和:13834

約数の個数: 16

約数和(自身を含む): 34255104

約数和(自身を除く): 13053069

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 13723, 41169, 68615, 205845, 1413469, 4240407, 7067345, 21202035]

約数ペア:

[(1, 21202035), (3, 7067345), (5, 4240407), (15, 1413469), (103, 205845), (309, 68615), (515, 41169), (1545, 13723)]