21344943

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4357}}^1$

素因数の和:4454

約数の個数: 16

約数和(自身を含む): 30122496

約数和(自身を除く): 8777553

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4357, 4899, 13071, 100211, 300633, 309347, 928041, 7114981, 21344943]

約数ペア:

[(1, 21344943), (3, 7114981), (23, 928041), (69, 309347), (71, 300633), (213, 100211), (1633, 13071), (4357, 4899)]