21867894

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{5869}}^1$

素因数の和:5906

約数の個数: 40

約数和(自身を含む): 51139440

約数和(自身を除く): 29271546

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 5869, 11738, 17607, 35214, 52821, 105642, 134987, 158463, 269974, 316926, 404961, 475389, 809922, 950778, 1214883, 2429766, 3644649, 7289298, 10933947, 21867894]

約数ペア:

[(1, 21867894), (2, 10933947), (3, 7289298), (6, 3644649), (9, 2429766), (18, 1214883), (23, 950778), (27, 809922), (46, 475389), (54, 404961), (69, 316926), (81, 269974), (138, 158463), (162, 134987), (207, 105642), (414, 52821), (621, 35214), (1242, 17607), (1863, 11738), (3726, 5869)]