21305452

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33083}}^1$

素因数の和:33117

約数の個数: 24

約数和(自身を含む): 44464896

約数和(自身を除く): 23159444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 33083, 66166, 132332, 231581, 463162, 760909, 926324, 1521818, 3043636, 5326363, 10652726, 21305452]

約数ペア:

[(1, 21305452), (2, 10652726), (4, 5326363), (7, 3043636), (14, 1521818), (23, 926324), (28, 760909), (46, 463162), (92, 231581), (161, 132332), (322, 66166), (644, 33083)]