21876414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{520867}}^1$

素因数の和:520879

約数の個数: 16

約数和(自身を含む): 50003328

約数和(自身を除く): 28126914

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 520867, 1041734, 1562601, 3125202, 3646069, 7292138, 10938207, 21876414]

約数ペア:

[(1, 21876414), (2, 10938207), (3, 7292138), (6, 3646069), (7, 3125202), (14, 1562601), (21, 1041734), (42, 520867)]