21374337

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4363}}^1$

素因数の和:4460

約数の個数: 16

約数和(自身を含む): 30163968

約数和(自身を除く): 8789631

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4363, 4899, 13089, 100349, 301047, 309773, 929319, 7124779, 21374337]

約数ペア:

[(1, 21374337), (3, 7124779), (23, 929319), (69, 309773), (71, 301047), (213, 100349), (1633, 13089), (4363, 4899)]