20921310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{232459}}^1$

素因数の和:232472

約数の個数: 24

約数和(自身を含む): 54395640

約数和(自身を除く): 33474330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 232459, 464918, 697377, 1162295, 1394754, 2092131, 2324590, 3486885, 4184262, 6973770, 10460655, 20921310]

約数ペア:

[(1, 20921310), (2, 10460655), (3, 6973770), (5, 4184262), (6, 3486885), (9, 2324590), (10, 2092131), (15, 1394754), (18, 1162295), (30, 697377), (45, 464918), (90, 232459)]