21890656

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{9371}}^1$

素因数の和:9454

約数の個数: 24

約数和(自身を含む): 43692264

約数和(自身を除く): 21801608

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 9371, 18742, 37484, 74968, 149936, 299872, 684083, 1368166, 2736332, 5472664, 10945328, 21890656]

約数ペア:

[(1, 21890656), (2, 10945328), (4, 5472664), (8, 2736332), (16, 1368166), (32, 684083), (73, 299872), (146, 149936), (292, 74968), (584, 37484), (1168, 18742), (2336, 9371)]