2146977

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 3616704

約数和(自身を除く): 1469727

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 643, 1113, 1929, 3339, 4501, 5787, 13503, 34079, 40509, 102237, 238553, 306711, 715659, 2146977]

約数ペア:

[(1, 2146977), (3, 715659), (7, 306711), (9, 238553), (21, 102237), (53, 40509), (63, 34079), (159, 13503), (371, 5787), (477, 4501), (643, 3339), (1113, 1929)]