21410415

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36599}}^1$

素因数の和:36623

約数の個数: 24

約数和(自身を含む): 39967200

約数和(自身を除く): 18556785

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 36599, 109797, 182995, 329391, 475787, 548985, 1427361, 1646955, 2378935, 4282083, 7136805, 21410415]

約数ペア:

[(1, 21410415), (3, 7136805), (5, 4282083), (9, 2378935), (13, 1646955), (15, 1427361), (39, 548985), (45, 475787), (65, 329391), (117, 182995), (195, 109797), (585, 36599)]