21008752

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57089}}^1$

素因数の和:57120

約数の個数: 20

約数和(自身を含む): 42474960

約数和(自身を除く): 21466208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57089, 114178, 228356, 456712, 913424, 1313047, 2626094, 5252188, 10504376, 21008752]

約数ペア:

[(1, 21008752), (2, 10504376), (4, 5252188), (8, 2626094), (16, 1313047), (23, 913424), (46, 456712), (92, 228356), (184, 114178), (368, 57089)]