21068368

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57251}}^1$

素因数の和:57282

約数の個数: 20

約数和(自身を含む): 42595488

約数和(自身を除く): 21527120

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57251, 114502, 229004, 458008, 916016, 1316773, 2633546, 5267092, 10534184, 21068368]

約数ペア:

[(1, 21068368), (2, 10534184), (4, 5267092), (8, 2633546), (16, 1316773), (23, 916016), (46, 458008), (92, 229004), (184, 114502), (368, 57251)]