21150846

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 48881664

約数和(自身を除く): 27730818

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 94, 138, 141, 207, 282, 414, 423, 846, 1081, 1087, 2162, 2174, 3243, 3261, 6486, 6522, 9729, 9783, 19458, 19566, 25001, 50002, 51089, 75003, 102178, 150006, 153267, 225009, 306534, 450018, 459801, 919602, 1175047, 2350094, 3525141, 7050282, 10575423, 21150846]

約数ペア:

[(1, 21150846), (2, 10575423), (3, 7050282), (6, 3525141), (9, 2350094), (18, 1175047), (23, 919602), (46, 459801), (47, 450018), (69, 306534), (94, 225009), (138, 153267), (141, 150006), (207, 102178), (282, 75003), (414, 51089), (423, 50002), (846, 25001), (1081, 19566), (1087, 19458), (2162, 9783), (2174, 9729), (3243, 6522), (3261, 6486)]