21025775231

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{196453}}^1$

素因数の和:196646

約数の個数: 16

約数和(自身を含む): 22820096640

約数和(自身を除く): 1794321409

約数列:

[1, 19, 43, 131, 817, 2489, 5633, 107027, 196453, 3732607, 8447479, 25735343, 160502101, 488971517, 1106619749, 21025775231]

約数ペア:

[(1, 21025775231), (19, 1106619749), (43, 488971517), (131, 160502101), (817, 25735343), (2489, 8447479), (5633, 3732607), (107027, 196453)]