21345274729

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^2\times {\mathrm{4019}}^1$

素因数の和:4237

約数の個数: 24

約数和(自身を含む): 23174303040

約数和(自身を除く): 1829028311

約数列:

[1, 23, 37, 79, 851, 1817, 2923, 4019, 6241, 67229, 92437, 143543, 148703, 230917, 317501, 3420169, 5311091, 7302523, 11747537, 25082579, 270193351, 576899317, 928055423, 21345274729]

約数ペア:

[(1, 21345274729), (23, 928055423), (37, 576899317), (79, 270193351), (851, 25082579), (1817, 11747537), (2923, 7302523), (4019, 5311091), (6241, 3420169), (67229, 317501), (92437, 230917), (143543, 148703)]