21264222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{506291}}^1$

素因数の和:506303

約数の個数: 16

約数和(自身を含む): 48604032

約数和(自身を除く): 27339810

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 506291, 1012582, 1518873, 3037746, 3544037, 7088074, 10632111, 21264222]

約数ペア:

[(1, 21264222), (2, 10632111), (3, 7088074), (6, 3544037), (7, 3037746), (14, 1518873), (21, 1012582), (42, 506291)]