21170718

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51137}}^1$

素因数の和:51168

約数の個数: 24

約数和(自身を含む): 47865168

約数和(自身を除く): 26694450

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51137, 102274, 153411, 306822, 460233, 920466, 1176151, 2352302, 3528453, 7056906, 10585359, 21170718]

約数ペア:

[(1, 21170718), (2, 10585359), (3, 7056906), (6, 3528453), (9, 2352302), (18, 1176151), (23, 920466), (46, 460233), (69, 306822), (138, 153411), (207, 102274), (414, 51137)]