21359801

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 23030784

約数和(自身を除く): 1670983

約数列:

[1, 23, 67, 83, 167, 1541, 1909, 3841, 5561, 11189, 13861, 127903, 257347, 318803, 928687, 21359801]

約数ペア:

[(1, 21359801), (23, 928687), (67, 318803), (83, 257347), (167, 127903), (1541, 13861), (1909, 11189), (3841, 5561)]