21320770

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{92699}}^1$

素因数の和:92729

約数の個数: 16

約数和(自身を含む): 40046400

約数和(自身を除く): 18725630

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 92699, 185398, 463495, 926990, 2132077, 4264154, 10660385, 21320770]

約数ペア:

[(1, 21320770), (2, 10660385), (5, 4264154), (10, 2132077), (23, 926990), (46, 463495), (115, 185398), (230, 92699)]