21967254

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^2\times {\mathrm{769}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 51097200

約数和(自身を除く): 29129946

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 529, 621, 769, 1058, 1242, 1538, 1587, 2307, 3174, 4614, 4761, 6921, 9522, 13842, 14283, 17687, 20763, 28566, 35374, 41526, 53061, 106122, 159183, 318366, 406801, 477549, 813602, 955098, 1220403, 2440806, 3661209, 7322418, 10983627, 21967254]

約数ペア:

[(1, 21967254), (2, 10983627), (3, 7322418), (6, 3661209), (9, 2440806), (18, 1220403), (23, 955098), (27, 813602), (46, 477549), (54, 406801), (69, 318366), (138, 159183), (207, 106122), (414, 53061), (529, 41526), (621, 35374), (769, 28566), (1058, 20763), (1242, 17687), (1538, 14283), (1587, 13842), (2307, 9522), (3174, 6921), (4614, 4761)]