21712434

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{212867}}^1$

素因数の和:212889

約数の個数: 16

約数和(自身を含む): 45979488

約数和(自身を除く): 24267054

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 212867, 425734, 638601, 1277202, 3618739, 7237478, 10856217, 21712434]

約数ペア:

[(1, 21712434), (2, 10856217), (3, 7237478), (6, 3618739), (17, 1277202), (34, 638601), (51, 425734), (102, 212867)]