21314224

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{10169}}^1$

素因数の和:10308

約数の個数: 20

約数和(自身を含む): 41615640

約数和(自身を除く): 20301416

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 10169, 20338, 40676, 81352, 162704, 1332139, 2664278, 5328556, 10657112, 21314224]

約数ペア:

[(1, 21314224), (2, 10657112), (4, 5328556), (8, 2664278), (16, 1332139), (131, 162704), (262, 81352), (524, 40676), (1048, 20338), (2096, 10169)]