21949542

素因数分解:

$2^1\times 3^4\times {\mathrm{157}}^1\times {\mathrm{863}}^1$

素因数の和:1034

約数の個数: 40

約数和(自身を含む): 49553856

約数和(自身を除く): 27604314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 314, 471, 863, 942, 1413, 1726, 2589, 2826, 4239, 5178, 7767, 8478, 12717, 15534, 23301, 25434, 46602, 69903, 135491, 139806, 270982, 406473, 812946, 1219419, 2438838, 3658257, 7316514, 10974771, 21949542]

約数ペア:

[(1, 21949542), (2, 10974771), (3, 7316514), (6, 3658257), (9, 2438838), (18, 1219419), (27, 812946), (54, 406473), (81, 270982), (157, 139806), (162, 135491), (314, 69903), (471, 46602), (863, 25434), (942, 23301), (1413, 15534), (1726, 12717), (2589, 8478), (2826, 7767), (4239, 5178)]