2157285.00000000

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 60065280

約数和(自身を除く): 21237957

約数列:

[1, 3, 9, 27, 43, 53, 129, 159, 387, 477, 631, 1161, 1431, 1893, 2279, 5679, 6837, 17037, 20511, 27133, 33443, 61533, 81399, 100329, 244197, 300987, 732591, 902961, 1438049, 4314147, 12942441, 38827323]

約数ペア:

[(1, 38827323), (3, 12942441), (9, 4314147), (27, 1438049), (43, 902961), (53, 732591), (129, 300987), (159, 244197), (387, 100329), (477, 81399), (631, 61533), (1161, 33443), (1431, 27133), (1893, 20511), (2279, 17037), (5679, 6837)]