21508703

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{593}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 2441377

約数列:

[1, 19, 23, 83, 437, 593, 1577, 1909, 11267, 13639, 36271, 49219, 259141, 935161, 1132037, 21508703]

約数ペア:

[(1, 21508703), (19, 1132037), (23, 935161), (83, 259141), (437, 49219), (593, 36271), (1577, 13639), (1909, 11267)]