21864656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124231}}^1$

素因数の和:124250

約数の個数: 20

約数和(自身を含む): 46214304

約数和(自身を除く): 24349648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124231, 248462, 496924, 993848, 1366541, 1987696, 2733082, 5466164, 10932328, 21864656]

約数ペア:

[(1, 21864656), (2, 10932328), (4, 5466164), (8, 2733082), (11, 1987696), (16, 1366541), (22, 993848), (44, 496924), (88, 248462), (176, 124231)]