21940656

素因数分解:

$2^4\times 3^1\times {\mathrm{457097}}^1$

素因数の和:457108

約数の個数: 20

約数和(自身を含む): 56680152

約数和(自身を除く): 34739496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 457097, 914194, 1371291, 1828388, 2742582, 3656776, 5485164, 7313552, 10970328, 21940656]

約数ペア:

[(1, 21940656), (2, 10970328), (3, 7313552), (4, 5485164), (6, 3656776), (8, 2742582), (12, 1828388), (16, 1371291), (24, 914194), (48, 457097)]