21456642

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{35407}}^1$

素因数の和:35513

約数の個数: 16

約数和(自身を含む): 43339392

約数和(自身を除く): 21882750

約数列:

[1, 2, 3, 6, 101, 202, 303, 606, 35407, 70814, 106221, 212442, 3576107, 7152214, 10728321, 21456642]

約数ペア:

[(1, 21456642), (2, 10728321), (3, 7152214), (6, 3576107), (101, 212442), (202, 106221), (303, 70814), (606, 35407)]