21794128

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{23087}}^1$

素因数の和:23154

約数の個数: 20

約数和(自身を含む): 42943680

約数和(自身を除く): 21149552

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 23087, 46174, 92348, 184696, 369392, 1362133, 2724266, 5448532, 10897064, 21794128]

約数ペア:

[(1, 21794128), (2, 10897064), (4, 5448532), (8, 2724266), (16, 1362133), (59, 369392), (118, 184696), (236, 92348), (472, 46174), (944, 23087)]