21893310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243259}}^1$

素因数の和:243272

約数の個数: 24

約数和(自身を含む): 56922840

約数和(自身を除く): 35029530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243259, 486518, 729777, 1216295, 1459554, 2189331, 2432590, 3648885, 4378662, 7297770, 10946655, 21893310]

約数ペア:

[(1, 21893310), (2, 10946655), (3, 7297770), (5, 4378662), (6, 3648885), (9, 2432590), (10, 2189331), (15, 1459554), (18, 1216295), (30, 729777), (45, 486518), (90, 243259)]