21705344

素因数分解:

$2^7\times {\mathrm{151}}^1\times {\mathrm{1123}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 43566240

約数和(自身を除く): 21860896

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151, 302, 604, 1123, 1208, 2246, 2416, 4492, 4832, 8984, 9664, 17968, 19328, 35936, 71872, 143744, 169573, 339146, 678292, 1356584, 2713168, 5426336, 10852672, 21705344]

約数ペア:

[(1, 21705344), (2, 10852672), (4, 5426336), (8, 2713168), (16, 1356584), (32, 678292), (64, 339146), (128, 169573), (151, 143744), (302, 71872), (604, 35936), (1123, 19328), (1208, 17968), (2246, 9664), (2416, 8984), (4492, 4832)]